188626085456 has 10 divisors (see below), whose sum is σ = 365463040602. Its totient is φ = 94313042720.

The previous prime is 188626085429. The next prime is 188626085539. The reversal of 188626085456 is 654580626881.

It can be written as a sum of positive squares in only one way, i.e., 188283095056 + 342990400 = 433916^2 + 18520^2 .

It is a super-2 number, since 2×188626085456² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 188626085395 and 188626085404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5894565155 + ... + 5894565186.

Almost surely, 2^188626085456 is an apocalyptic number.

188626085456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

188626085456 is a deficient number, since it is larger than the sum of its proper divisors (176836955146).

188626085456 is a wasteful number, since it uses less digits than its factorization.

188626085456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11789130349 (or 11789130343 counting only the distinct ones).

The product of its (nonzero) digits is 22118400, while the sum is 59.

The spelling of 188626085456 in words is "one hundred eighty-eight billion, six hundred twenty-six million, eighty-five thousand, four hundred fifty-six".