119564397638 has 32 divisors (see below), whose sum is σ = 209428789248. Its totient is φ = 50127616800.

The previous prime is 119564397619. The next prime is 119564397649. The reversal of 119564397638 is 836793465911.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1366343 + ... + 1451213.

It is an arithmetic number, because the mean of its divisors is an integer number (6544649664).

Almost surely, 2^119564397638 is an apocalyptic number.

119564397638 is a deficient number, since it is larger than the sum of its proper divisors (89864391610).

119564397638 is a wasteful number, since it uses less digits than its factorization.

119564397638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87068.

The product of its digits is 29393280, while the sum is 62.

The spelling of 119564397638 in words is "one hundred nineteen billion, five hundred sixty-four million, three hundred ninety-seven thousand, six hundred thirty-eight".