76148823636 has 18 divisors (see below), whose sum is σ = 192487304282. Its totient is φ = 25382941200.

The previous prime is 76148823629. The next prime is 76148823659. The reversal of 76148823636 is 63632884167.

It can be written as a sum of positive squares in only one way, i.e., 53875052100 + 22273771536 = 232110^2 + 149244^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×76148823636² (a number of 23 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 5 ways as a sum of consecutive naturals, for example, 1057622515 + ... + 1057622586.

Almost surely, 2^76148823636 is an apocalyptic number.

It is an amenable number.

76148823636 is an abundant number, since it is smaller than the sum of its proper divisors (116338480646).

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

76148823636 is a wasteful number, since it uses less digits than its factorization.

76148823636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2115245111 (or 2115245106 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 54.

The spelling of 76148823636 in words is "seventy-six billion, one hundred forty-eight million, eight hundred twenty-three thousand, six hundred thirty-six".