5791612856929 has 27 divisors (see below), whose sum is σ = 6020514444819. Its totient is φ = 5571322018080.

The previous prime is 5791612856903. The next prime is 5791612856957. The reversal of 5791612856929 is 9296582161975.

The square root of 5791612856929 is 2406577.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 279072362529 + 5512540494400 = 528273^2 + 2347880^2 .

It is not a de Polignac number, because 5791612856929 - 2⁷ = 5791612856801 is a prime.

It is a super-2 number, since 2×5791612856929² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (70) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5791612856629) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 7794902532 + ... + 7794903274.

Almost surely, 2^{5791612856929} is an apocalyptic number.

5791612856929 is the 2406577-th square number.

5791612856929 is the 1203289-th centered octagonal number.

It is an amenable number.

5791612856929 is a deficient number, since it is larger than the sum of its proper divisors (228901587890).

5791612856929 is an frugal number, since it uses more digits than its factorization.

5791612856929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1726 (or 863 counting only the distinct ones).

The product of its digits is 146966400, while the sum is 70.

The spelling of 5791612856929 in words is "five trillion, seven hundred ninety-one billion, six hundred twelve million, eight hundred fifty-six thousand, nine hundred twenty-nine".