1580163934964 has 12 divisors (see below), whose sum is σ = 2769395786724. Its totient is φ = 788907995904.

The previous prime is 1580163934907. The next prime is 1580163934969. The reversal of 1580163934964 is 4694393610851.

It can be written as a sum of positive squares in 2 ways, for example, as 272022747364 + 1308141187600 = 521558^2 + 1143740^2 .

It is a super-2 number, since 2×1580163934964² (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 (1580163934969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 293489867 + ... + 293495250.

It is an arithmetic number, because the mean of its divisors is an integer number (230782982227).

Almost surely, 2^{1580163934964} is an apocalyptic number.

It is an amenable number.

1580163934964 is a deficient number, since it is larger than the sum of its proper divisors (1189231851760).

1580163934964 is a wasteful number, since it uses less digits than its factorization.

1580163934964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586985794 (or 586985792 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 59.

The spelling of 1580163934964 in words is "one trillion, five hundred eighty billion, one hundred sixty-three million, nine hundred thirty-four thousand, nine hundred sixty-four".