77496758532 has 72 divisors (see below), whose sum is σ = 210033027680. Its totient is φ = 24709093200.

The previous prime is 77496758531. The next prime is 77496758561. The reversal of 77496758532 is 23585769477.

77496758532 is a `hidden beast` number, since 7 + 7 + 4 + 96 + 7 + 5 + 8 + 532 = 666.

It is a super-2 number, since 2×77496758532² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 77496758532.

It is not an unprimeable number, because it can be changed into a prime (77496758531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 621094 + ... + 735357.

Almost surely, 2^77496758532 is an apocalyptic number.

It is an amenable number.

77496758532 is an abundant number, since it is smaller than the sum of its proper divisors (132536269148).

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

77496758532 is a wasteful number, since it uses less digits than its factorization.

77496758532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356510 (or 1356479 counting only the distinct ones).

The product of its digits is 88905600, while the sum is 63.

The spelling of 77496758532 in words is "seventy-seven billion, four hundred ninety-six million, seven hundred fifty-eight thousand, five hundred thirty-two".