19604941508 has 24 divisors (see below), whose sum is σ = 36372559104. Its totient is φ = 9229874400.

The previous prime is 19604941507. The next prime is 19604941511. The reversal of 19604941508 is 80514940691.

It is not an unprimeable number, because it can be changed into a prime (19604941507) 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, 2131958 + ... + 2141133.

It is an arithmetic number, because the mean of its divisors is an integer number (1515523296).

Almost surely, 2^19604941508 is an apocalyptic number.

It is an amenable number.

19604941508 is a deficient number, since it is larger than the sum of its proper divisors (16767617596).

19604941508 is a wasteful number, since it uses less digits than its factorization.

19604941508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4273163 (or 4273161 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 47.

The spelling of 19604941508 in words is "nineteen billion, six hundred four million, nine hundred forty-one thousand, five hundred eight".