19374532936 has 32 divisors (see below), whose sum is σ = 41960890080. Its totient is φ = 8288569600.

The previous prime is 19374532871. The next prime is 19374532937. The reversal of 19374532936 is 63923547391.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (19374532937) 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, 6473950 + ... + 6476941.

It is an arithmetic number, because the mean of its divisors is an integer number (1311277815).

Almost surely, 2^19374532936 is an apocalyptic number.

It is an amenable number.

19374532936 is an abundant number, since it is smaller than the sum of its proper divisors (22586357144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19374532936 is a wasteful number, since it uses less digits than its factorization.

19374532936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12950925 (or 12950921 counting only the distinct ones).

The product of its digits is 3674160, while the sum is 52.

The spelling of 19374532936 in words is "nineteen billion, three hundred seventy-four million, five hundred thirty-two thousand, nine hundred thirty-six".