5997981264 has 40 divisors (see below), whose sum is σ = 16903403232. Its totient is φ = 1817569920.

The previous prime is 5997981251. The next prime is 5997981287. The reversal of 5997981264 is 4621897995.

It is a junction number, because it is equal to n+sod(n) for n = 5997981198 and 5997981207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5679379 + ... + 5680434.

Almost surely, 2^5997981264 is an apocalyptic number.

It is an amenable number.

5997981264 is an abundant number, since it is smaller than the sum of its proper divisors (10905421968).

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

5997981264 is a wasteful number, since it uses less digits than its factorization.

5997981264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11359835 (or 11359829 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 60.

The square root of 5997981264 is about 77446.6349430367. The cubic root of 5997981264 is about 1816.9167762633.

The spelling of 5997981264 in words is "five billion, nine hundred ninety-seven million, nine hundred eighty-one thousand, two hundred sixty-four".