19465974952 has 32 divisors (see below), whose sum is σ = 36637541280. Its totient is φ = 9696012480.

The previous prime is 19465974929. The next prime is 19465974953. The reversal of 19465974952 is 25947956491.

It is not an unprimeable number, because it can be changed into a prime (19465974953) 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, 5116683 + ... + 5120485.

It is an arithmetic number, because the mean of its divisors is an integer number (1144923165).

Almost surely, 2^19465974952 is an apocalyptic number.

It is an amenable number.

19465974952 is a deficient number, since it is larger than the sum of its proper divisors (17171566328).

19465974952 is a wasteful number, since it uses less digits than its factorization.

19465974952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6073 (or 6069 counting only the distinct ones).

The product of its digits is 24494400, while the sum is 61.

The spelling of 19465974952 in words is "nineteen billion, four hundred sixty-five million, nine hundred seventy-four thousand, nine hundred fifty-two".