1056616664536 has 16 divisors (see below), whose sum is σ = 1981172491200. Its totient is φ = 528304000224.

The previous prime is 1056616664533. The next prime is 1056616664561. The reversal of 1056616664536 is 6354666166501.

It is a happy number.

It is a super-2 number, since 2×1056616664536² (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 (1056616664533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 649081 + ... + 1592023.

It is an arithmetic number, because the mean of its divisors is an integer number (123823280700).

Almost surely, 2^{1056616664536} is an apocalyptic number.

It is an amenable number.

1056616664536 is a deficient number, since it is larger than the sum of its proper divisors (924555826664).

1056616664536 is a wasteful number, since it uses less digits than its factorization.

1056616664536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083018 (or 1083014 counting only the distinct ones).

The product of its (nonzero) digits is 13996800, while the sum is 55.

The spelling of 1056616664536 in words is "one trillion, fifty-six billion, six hundred sixteen million, six hundred sixty-four thousand, five hundred thirty-six".