1011373259656 has 16 divisors (see below), whose sum is σ = 1897465190400. Its totient is φ = 505382542224.

The previous prime is 1011373259653. The next prime is 1011373259669. The reversal of 1011373259656 is 6569523731101.

It is not an unprimeable number, because it can be changed into a prime (1011373259653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37996816 + ... + 38023423.

It is an arithmetic number, because the mean of its divisors is an integer number (118591574400).

Almost surely, 2^{1011373259656} is an apocalyptic number.

It is an amenable number.

1011373259656 is a deficient number, since it is larger than the sum of its proper divisors (886091930744).

1011373259656 is a wasteful number, since it uses less digits than its factorization.

1011373259656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76021908 (or 76021904 counting only the distinct ones).

The product of its (nonzero) digits is 1020600, while the sum is 49.

The spelling of 1011373259656 in words is "one trillion, eleven billion, three hundred seventy-three million, two hundred fifty-nine thousand, six hundred fifty-six".