19372938392 has 32 divisors (see below), whose sum is σ = 36961012800. Its totient is φ = 9516856224.

The previous prime is 19372938391. The next prime is 19372938461. The reversal of 19372938392 is 29383927391.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19372938391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 889343 + ... + 910865.

It is an arithmetic number, because the mean of its divisors is an integer number (1155031650).

Almost surely, 2^19372938392 is an apocalyptic number.

It is an amenable number.

19372938392 is a deficient number, since it is larger than the sum of its proper divisors (17588074408).

19372938392 is a wasteful number, since it uses less digits than its factorization.

19372938392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23495 (or 23491 counting only the distinct ones).

The product of its digits is 4408992, while the sum is 56.

The spelling of 19372938392 in words is "nineteen billion, three hundred seventy-two million, nine hundred thirty-eight thousand, three hundred ninety-two".