655711275756 has 12 divisors (see below), whose sum is σ = 1529992976792. Its totient is φ = 218570425248.

The previous prime is 655711275731. The next prime is 655711275757. The reversal of 655711275756 is 657572117556.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×655711275756² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 655711275696 and 655711275705.

It is not an unprimeable number, because it can be changed into a prime (655711275757) 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, 27321303145 + ... + 27321303168.

Almost surely, 2^655711275756 is an apocalyptic number.

It is an amenable number.

655711275756 is an abundant number, since it is smaller than the sum of its proper divisors (874281701036).

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

655711275756 is a wasteful number, since it uses less digits than its factorization.

655711275756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54642606320 (or 54642606318 counting only the distinct ones).

The product of its digits is 15435000, while the sum is 57.

The spelling of 655711275756 in words is "six hundred fifty-five billion, seven hundred eleven million, two hundred seventy-five thousand, seven hundred fifty-six".