1580783372864 has 56 divisors (see below), whose sum is σ = 3141229761216. Its totient is φ = 789293120000.

The previous prime is 1580783372843. The next prime is 1580783372867. The reversal of 1580783372864 is 4682733870851.

It is a junction number, because it is equal to n+sod(n) for n = 1580783372797 and 1580783372806.

It is not an unprimeable number, because it can be changed into a prime (1580783372867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254101274 + ... + 254107494.

Almost surely, 2^{1580783372864} is an apocalyptic number.

It is an amenable number.

1580783372864 is a deficient number, since it is larger than the sum of its proper divisors (1560446388352).

1580783372864 is a wasteful number, since it uses less digits than its factorization.

1580783372864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11115 (or 11105 counting only the distinct ones).

The product of its (nonzero) digits is 54190080, while the sum is 62.

The spelling of 1580783372864 in words is "one trillion, five hundred eighty billion, seven hundred eighty-three million, three hundred seventy-two thousand, eight hundred sixty-four".