38772321404686 has 4 divisors (see below), whose sum is σ = 58158482107032. Its totient is φ = 19386160702342.

The previous prime is 38772321404659. The next prime is 38772321404693. The reversal of 38772321404686 is 68640412327783.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9693080351170 + ... + 9693080351173.

It is an arithmetic number, because the mean of its divisors is an integer number (14539620526758).

Almost surely, 2^{38772321404686} is an apocalyptic number.

38772321404686 is a deficient number, since it is larger than the sum of its proper divisors (19386160702346).

38772321404686 is a wasteful number, since it uses less digits than its factorization.

38772321404686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19386160702345.

The product of its (nonzero) digits is 65028096, while the sum is 61.

The spelling of 38772321404686 in words is "thirty-eight trillion, seven hundred seventy-two billion, three hundred twenty-one million, four hundred four thousand, six hundred eighty-six".