38518685552000 has 64 divisors (see below), whose sum is σ = 95767081993440. Its totient is φ = 15407474214400.

The previous prime is 38518685551991. The next prime is 38518685552047. The reversal of 38518685552000 is 25558681583.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1203692924 + ... + 1203724923.

Almost surely, 2^{38518685552000} is an apocalyptic number.

It is an amenable number.

38518685552000 is an abundant number, since it is smaller than the sum of its proper divisors (57248396441440).

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

38518685552000 is an equidigital number, since it uses as much as digits as its factorization.

38518685552000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2407417876 (or 2407417854 counting only the distinct ones).

The product of its (nonzero) digits is 11520000, while the sum is 56.

The spelling of 38518685552000 in words is "thirty-eight trillion, five hundred eighteen billion, six hundred eighty-five million, five hundred fifty-two thousand".