192442076638 has 16 divisors (see below), whose sum is σ = 329919901920. Its totient is φ = 82470375936.

The previous prime is 192442076621. The next prime is 192442076641. The reversal of 192442076638 is 836670244291.

It is a congruent 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, 145231 + ... + 637162.

It is an arithmetic number, because the mean of its divisors is an integer number (20619993870).

Almost surely, 2^192442076638 is an apocalyptic number.

192442076638 is a deficient number, since it is larger than the sum of its proper divisors (137477825282).

192442076638 is a wasteful number, since it uses less digits than its factorization.

192442076638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799971.

The product of its (nonzero) digits is 3483648, while the sum is 52.

The spelling of 192442076638 in words is "one hundred ninety-two billion, four hundred forty-two million, seventy-six thousand, six hundred thirty-eight".