38455558572 has 12 divisors (see below), whose sum is σ = 89729636696. Its totient is φ = 12818519520.

The previous prime is 38455558571. The next prime is 38455558579. The reversal of 38455558572 is 27585555483.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (38455558571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1602314929 + ... + 1602314952.

Almost surely, 2^38455558572 is an apocalyptic number.

It is an amenable number.

38455558572 is an abundant number, since it is smaller than the sum of its proper divisors (51274078124).

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

38455558572 is a wasteful number, since it uses less digits than its factorization.

38455558572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3204629888 (or 3204629886 counting only the distinct ones).

The product of its digits is 33600000, while the sum is 57.

The spelling of 38455558572 in words is "thirty-eight billion, four hundred fifty-five million, five hundred fifty-eight thousand, five hundred seventy-two".