1054551781302 has 8 divisors (see below), whose sum is σ = 2109103562616. Its totient is φ = 351517260432.

The previous prime is 1054551781301. The next prime is 1054551781343. The reversal of 1054551781302 is 2031871554501.

It is a sphenic number, since it is the product of 3 distinct primes.

1054551781302 is an admirable number.

It is a super-2 number, since 2×1054551781302² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054551781301) 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 3 ways as a sum of consecutive naturals, for example, 87879315103 + ... + 87879315114.

It is an arithmetic number, because the mean of its divisors is an integer number (263637945327).

Almost surely, 2^{1054551781302} is an apocalyptic number.

1054551781302 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1054551781302 is a wasteful number, since it uses less digits than its factorization.

1054551781302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175758630222.

The product of its (nonzero) digits is 168000, while the sum is 42.

The spelling of 1054551781302 in words is "one trillion, fifty-four billion, five hundred fifty-one million, seven hundred eighty-one thousand, three hundred two".