19595338042 has 48 divisors (see below), whose sum is σ = 34955048448. Its totient is φ = 8210922720.

The previous prime is 19595338013. The next prime is 19595338043. The reversal of 19595338042 is 24083359591.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (19595338043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6847692 + ... + 6850552.

It is an arithmetic number, because the mean of its divisors is an integer number (728230176).

Almost surely, 2^19595338042 is an apocalyptic number.

19595338042 is a deficient number, since it is larger than the sum of its proper divisors (15359710406).

19595338042 is a wasteful number, since it uses less digits than its factorization.

19595338042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4411 (or 4404 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 49.

The spelling of 19595338042 in words is "nineteen billion, five hundred ninety-five million, three hundred thirty-eight thousand, forty-two".