38507246474128 has 20 divisors (see below), whose sum is σ = 74607904854448. Its totient is φ = 19253593608480.

The previous prime is 38507246474113. The next prime is 38507246474149. The reversal of 38507246474128 is 82147464270583.

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, 12018823 + ... + 14881753.

Almost surely, 2^{38507246474128} is an apocalyptic number.

It is an amenable number.

38507246474128 is a deficient number, since it is larger than the sum of its proper divisors (36100658380320).

38507246474128 is a wasteful number, since it uses less digits than its factorization.

38507246474128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3703582 (or 3703576 counting only the distinct ones).

The product of its (nonzero) digits is 72253440, while the sum is 61.

The spelling of 38507246474128 in words is "thirty-eight trillion, five hundred seven billion, two hundred forty-six million, four hundred seventy-four thousand, one hundred twenty-eight".