5258415816 has 48 divisors (see below), whose sum is σ = 14248997100. Its totient is φ = 1751887872.

The previous prime is 5258415803. The next prime is 5258415857. The reversal of 5258415816 is 6185148525.

5258415816 is a `hidden beast` number, since 5 + 2 + 584 + 1 + 58 + 16 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5257700100 + 715716 = 72510^2 + 846^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 127120 + ... + 163328.

Almost surely, 2^5258415816 is an apocalyptic number.

It is an amenable number.

5258415816 is an abundant number, since it is smaller than the sum of its proper divisors (8990581284).

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

5258415816 is a wasteful number, since it uses less digits than its factorization.

5258415816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38238 (or 38231 counting only the distinct ones).

The product of its digits is 384000, while the sum is 45.

The square root of 5258415816 is about 72514.9351237385. The cubic root of 5258415816 is about 1738.9415123881.

The spelling of 5258415816 in words is "five billion, two hundred fifty-eight million, four hundred fifteen thousand, eight hundred sixteen".