77967486504936 has 128 divisors (see below), whose sum is σ = 248596686432000. Its totient is φ = 22179147653376.

The previous prime is 77967486504913. The next prime is 77967486504937. The reversal of 77967486504936 is 63940568476977.

77967486504936 is a `hidden beast` number, since 7 + 7 + 9 + 6 + 74 + 8 + 6 + 50 + 493 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (77967486504937) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112242831 + ... + 112935326.

It is an arithmetic number, because the mean of its divisors is an integer number (1942161612750).

Almost surely, 2^{77967486504936} is an apocalyptic number.

It is an amenable number.

77967486504936 is an abundant number, since it is smaller than the sum of its proper divisors (170629199927064).

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

77967486504936 is a wasteful number, since it uses less digits than its factorization.

77967486504936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225178408 (or 225178398 counting only the distinct ones).

The product of its (nonzero) digits is 11522165760, while the sum is 81.

The spelling of 77967486504936 in words is "seventy-seven trillion, nine hundred sixty-seven billion, four hundred eighty-six million, five hundred four thousand, nine hundred thirty-six".