1156474612752 has 160 divisors (see below), whose sum is σ = 3087616129920. Its totient is φ = 372760227840.

The previous prime is 1156474612697. The next prime is 1156474612819. The reversal of 1156474612752 is 2572164746511.

It is a happy number.

It is a super-2 number, since 2×1156474612752² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1156474612695 and 1156474612704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129456478 + ... + 129465410.

It is an arithmetic number, because the mean of its divisors is an integer number (19297600812).

Almost surely, 2^{1156474612752} is an apocalyptic number.

1156474612752 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 1156474612752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1543808064960).

1156474612752 is an abundant number, since it is smaller than the sum of its proper divisors (1931141517168).

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

1156474612752 is a wasteful number, since it uses less digits than its factorization.

1156474612752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9561 (or 9555 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 51.

The spelling of 1156474612752 in words is "one trillion, one hundred fifty-six billion, four hundred seventy-four million, six hundred twelve thousand, seven hundred fifty-two".