38677156648857 has 12 divisors (see below), whose sum is σ = 57936152346800. Its totient is φ = 25784771099076.

The previous prime is 38677156648831. The next prime is 38677156648877. The reversal of 38677156648857 is 75884665177683.

38677156648857 is a `hidden beast` number, since 3 + 8 + 6 + 7 + 7 + 1 + 566 + 48 + 8 + 5 + 7 = 666.

It is not a de Polignac number, because 38677156648857 - 2³² = 38672861681561 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38677156648877) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79582626607 + ... + 79582627092.

Almost surely, 2^{38677156648857} is an apocalyptic number.

It is an amenable number.

38677156648857 is a deficient number, since it is larger than the sum of its proper divisors (19258995697943).

38677156648857 is an equidigital number, since it uses as much as digits as its factorization.

38677156648857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159165253714 (or 159165253702 counting only the distinct ones).

The product of its digits is 11379916800, while the sum is 81.

The spelling of 38677156648857 in words is "thirty-eight trillion, six hundred seventy-seven billion, one hundred fifty-six million, six hundred forty-eight thousand, eight hundred fifty-seven".