1600431764372 has 48 divisors (see below), whose sum is σ = 3255918059520. Its totient is φ = 674107662432.

The previous prime is 1600431764359. The next prime is 1600431764377. The reversal of 1600431764372 is 2734671340061.

It is a happy number.

It is a super-2 number, since 2×1600431764372² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1600431764377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6700433 + ... + 6935175.

It is an arithmetic number, because the mean of its divisors is an integer number (67831626240).

Almost surely, 2^{1600431764372} is an apocalyptic number.

It is an amenable number.

1600431764372 is an abundant number, since it is smaller than the sum of its proper divisors (1655486295148).

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

1600431764372 is a wasteful number, since it uses less digits than its factorization.

1600431764372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238940 (or 238938 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 44.

The spelling of 1600431764372 in words is "one trillion, six hundred billion, four hundred thirty-one million, seven hundred sixty-four thousand, three hundred seventy-two".