38628533458 has 32 divisors (see below), whose sum is σ = 61613516160. Its totient is φ = 18100558080.

The previous prime is 38628533423. The next prime is 38628533483. The reversal of 38628533458 is 85433582683.

38628533458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 38628533399 and 38628533408.

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, 11961388 + ... + 11964616.

It is an arithmetic number, because the mean of its divisors is an integer number (1925422380).

Almost surely, 2^38628533458 is an apocalyptic number.

38628533458 is a deficient number, since it is larger than the sum of its proper divisors (22984982702).

38628533458 is a wasteful number, since it uses less digits than its factorization.

38628533458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4642.

The product of its digits is 16588800, while the sum is 55.

The spelling of 38628533458 in words is "thirty-eight billion, six hundred twenty-eight million, five hundred thirty-three thousand, four hundred fifty-eight".