19313601052 has 6 divisors (see below), whose sum is σ = 33798801848. Its totient is φ = 9656800524.

The previous prime is 19313601049. The next prime is 19313601053. The reversal of 19313601052 is 25010631391.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19313601053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2414200128 + ... + 2414200135.

Almost surely, 2^19313601052 is an apocalyptic number.

It is an amenable number.

19313601052 is a deficient number, since it is larger than the sum of its proper divisors (14485200796).

19313601052 is a wasteful number, since it uses less digits than its factorization.

19313601052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4828400267 (or 4828400265 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 31.

The spelling of 19313601052 in words is "nineteen billion, three hundred thirteen million, six hundred one thousand, fifty-two".