5815525996 has 36 divisors (see below), whose sum is σ = 11855324208. Its totient is φ = 2488879008.

The previous prime is 5815525979. The next prime is 5815525997. The reversal of 5815525996 is 6995255185.

It is a happy number.

It is a super-2 number, since 2×5815525996² = 67640685220303584032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5815525997) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122086 + ... + 162898.

Almost surely, 2^5815525996 is an apocalyptic number.

It is an amenable number.

5815525996 is an abundant number, since it is smaller than the sum of its proper divisors (6039798212).

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

5815525996 is a wasteful number, since it uses less digits than its factorization.

5815525996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41558 (or 41549 counting only the distinct ones).

The product of its digits is 4860000, while the sum is 55.

The square root of 5815525996 is about 76259.5960912461. The cubic root of 5815525996 is about 1798.3035452578.

The spelling of 5815525996 in words is "five billion, eight hundred fifteen million, five hundred twenty-five thousand, nine hundred ninety-six".