38717250277816 has 64 divisors (see below), whose sum is σ = 80524309524480. Its totient is φ = 17305661882880.

The previous prime is 38717250277807. The next prime is 38717250277861. The reversal of 38717250277816 is 61877205271783.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14065966 + ... + 16591741.

It is an arithmetic number, because the mean of its divisors is an integer number (1258192336320).

Almost surely, 2^{38717250277816} is an apocalyptic number.

It is an amenable number.

38717250277816 is an abundant number, since it is smaller than the sum of its proper divisors (41807059246664).

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

38717250277816 is a wasteful number, since it uses less digits than its factorization.

38717250277816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30657964 (or 30657960 counting only the distinct ones).

The product of its (nonzero) digits is 55319040, while the sum is 64.

The spelling of 38717250277816 in words is "thirty-eight trillion, seven hundred seventeen billion, two hundred fifty million, two hundred seventy-seven thousand, eight hundred sixteen".