38138775642562 has 16 divisors (see below), whose sum is σ = 65381299410240. Its totient is φ = 16345054269648.

The previous prime is 38138775642547. The next prime is 38138775642587. The reversal of 38138775642562 is 26524657783183.

It is a happy 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, 9512988 + ... + 12914119.

It is an arithmetic number, because the mean of its divisors is an integer number (4086331213140).

Almost surely, 2^{38138775642562} is an apocalyptic number.

38138775642562 is a deficient number, since it is larger than the sum of its proper divisors (27242523767678).

38138775642562 is a wasteful number, since it uses less digits than its factorization.

38138775642562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22548585.

The product of its digits is 406425600, while the sum is 67.

The spelling of 38138775642562 in words is "thirty-eight trillion, one hundred thirty-eight billion, seven hundred seventy-five million, six hundred forty-two thousand, five hundred sixty-two".