1599164751942 has 32 divisors (see below), whose sum is σ = 3606739747200. Its totient is φ = 525098872584.

The previous prime is 1599164751917. The next prime is 1599164751949. The reversal of 1599164751942 is 2491574619951.

1599164751942 is a `hidden beast` number, since 1 + 59 + 9 + 1 + 64 + 7 + 519 + 4 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1599164751942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1599164751949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220997592 + ... + 221004827.

It is an arithmetic number, because the mean of its divisors is an integer number (112710617100).

Almost surely, 2^{1599164751942} is an apocalyptic number.

1599164751942 is an abundant number, since it is smaller than the sum of its proper divisors (2007574995258).

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

1599164751942 is a wasteful number, since it uses less digits than its factorization.

1599164751942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442002497 (or 442002491 counting only the distinct ones).

The product of its digits is 24494400, while the sum is 63.

The spelling of 1599164751942 in words is "one trillion, five hundred ninety-nine billion, one hundred sixty-four million, seven hundred fifty-one thousand, nine hundred forty-two".