20177016275356 has 12 divisors (see below), whose sum is σ = 35329062917680. Its totient is φ = 10082998298880.

The previous prime is 20177016275329. The next prime is 20177016275407. The reversal of 20177016275356 is 65357261077102.

It is a super-2 number, since 2×20177016275356² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1377451461 + ... + 1377466108.

Almost surely, 2^{20177016275356} is an apocalyptic number.

It is an amenable number.

20177016275356 is a deficient number, since it is larger than the sum of its proper divisors (15152046642324).

20177016275356 is a wasteful number, since it uses less digits than its factorization.

20177016275356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2754919404 (or 2754919402 counting only the distinct ones).

The product of its (nonzero) digits is 3704400, while the sum is 52.

The spelling of 20177016275356 in words is "twenty trillion, one hundred seventy-seven billion, sixteen million, two hundred seventy-five thousand, three hundred fifty-six".