38432506638572 has 12 divisors (see below), whose sum is σ = 67645654749456. Its totient is φ = 19105176710160.

The previous prime is 38432506638511. The next prime is 38432506638583. The reversal of 38432506638572 is 27583660523483.

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, 27769151504 + ... + 27769152887.

It is an arithmetic number, because the mean of its divisors is an integer number (5637137895788).

Almost surely, 2^{38432506638572} is an apocalyptic number.

It is an amenable number.

38432506638572 is a deficient number, since it is larger than the sum of its proper divisors (29213148110884).

38432506638572 is a wasteful number, since it uses less digits than its factorization.

38432506638572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55538304568 (or 55538304566 counting only the distinct ones).

The product of its (nonzero) digits is 174182400, while the sum is 62.

The spelling of 38432506638572 in words is "thirty-eight trillion, four hundred thirty-two billion, five hundred six million, six hundred thirty-eight thousand, five hundred seventy-two".