5979601521 has 10 divisors (see below), whose sum is σ = 8932491282. Its totient is φ = 3986400960.

The previous prime is 5979601517. The next prime is 5979601541. The reversal of 5979601521 is 1251069795.

5979601521 is a `hidden beast` number, since 59 + 79 + 6 + 0 + 1 + 521 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4031615025 + 1947986496 = 63495^2 + 44136^2 .

It is not a de Polignac number, because 5979601521 - 2² = 5979601517 is a prime.

It is a super-3 number, since 3×5979601521³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (5979601541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 36911040 + ... + 36911201.

Almost surely, 2^5979601521 is an apocalyptic number.

It is an amenable number.

5979601521 is a deficient number, since it is larger than the sum of its proper divisors (2952889761).

5979601521 is an equidigital number, since it uses as much as digits as its factorization.

5979601521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73822253 (or 73822244 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 45.

The square root of 5979601521 is about 77327.8832052191. The cubic root of 5979601521 is about 1815.0590049802.

The spelling of 5979601521 in words is "five billion, nine hundred seventy-nine million, six hundred one thousand, five hundred twenty-one".