38923377664618 has 16 divisors (see below), whose sum is σ = 59495569938720. Its totient is φ = 19092864641200.

The previous prime is 38923377664579. The next prime is 38923377664669. The reversal of 38923377664618 is 81646677332983.

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, 335847493 + ... + 335963368.

It is an arithmetic number, because the mean of its divisors is an integer number (3718473121170).

Almost surely, 2^{38923377664618} is an apocalyptic number.

38923377664618 is a deficient number, since it is larger than the sum of its proper divisors (20572192274102).

38923377664618 is a wasteful number, since it uses less digits than its factorization.

38923377664618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671811413.

The product of its digits is 1316818944, while the sum is 73.

The spelling of 38923377664618 in words is "thirty-eight trillion, nine hundred twenty-three billion, three hundred seventy-seven million, six hundred sixty-four thousand, six hundred eighteen".