815088796628 has 12 divisors (see below), whose sum is σ = 1472418471552. Its totient is φ = 394397804760.

The previous prime is 815088796531. The next prime is 815088796633. The reversal of 815088796628 is 826697880518.

It is a super-2 number, since 2×815088796628² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3286648250 + ... + 3286648497.

It is an arithmetic number, because the mean of its divisors is an integer number (122701539296).

Almost surely, 2^815088796628 is an apocalyptic number.

It is an amenable number.

815088796628 is a deficient number, since it is larger than the sum of its proper divisors (657329674924).

815088796628 is a wasteful number, since it uses less digits than its factorization.

815088796628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6573296782 (or 6573296780 counting only the distinct ones).

The product of its (nonzero) digits is 92897280, while the sum is 68.

The spelling of 815088796628 in words is "eight hundred fifteen billion, eighty-eight million, seven hundred ninety-six thousand, six hundred twenty-eight".