1056323485152 has 144 divisors (see below), whose sum is σ = 3235940940960. Its totient is φ = 324927138816.

The previous prime is 1056323485121. The next prime is 1056323485153. The reversal of 1056323485152 is 2515843236501.

It is a happy number.

1056323485152 is a `hidden beast` number, since 1 + 0 + 5 + 632 + 3 + 4 + 8 + 5 + 1 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×1056323485152² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1056323485098 and 1056323485107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056323485153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13277749 + ... + 13357067.

It is an arithmetic number, because the mean of its divisors is an integer number (22471812090).

Almost surely, 2^{1056323485152} is an apocalyptic number.

1056323485152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1056323485152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1617970470480).

1056323485152 is an abundant number, since it is smaller than the sum of its proper divisors (2179617455808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1056323485152 is a wasteful number, since it uses less digits than its factorization.

1056323485152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82905 (or 82894 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The spelling of 1056323485152 in words is "one trillion, fifty-six billion, three hundred twenty-three million, four hundred eighty-five thousand, one hundred fifty-two".