77670770402304 has 132 divisors (see below), whose sum is σ = 224280896751184. Its totient is φ = 25889306406912.

The previous prime is 77670770402237. The next prime is 77670770402317. The reversal of 77670770402304 is 40320407707677.

It is a happy number.

77670770402304 is a `hidden beast` number, since 7 + 76 + 70 + 7 + 70 + 402 + 30 + 4 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 278063799 + ... + 278342985.

Almost surely, 2^{77670770402304} is an apocalyptic number.

It is an amenable number.

77670770402304 is an abundant number, since it is smaller than the sum of its proper divisors (146610126348880).

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

77670770402304 is a wasteful number, since it uses less digits than its factorization.

77670770402304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309400 (or 309379 counting only the distinct ones).

The product of its (nonzero) digits is 9680832, while the sum is 54.

The spelling of 77670770402304 in words is "seventy-seven trillion, six hundred seventy billion, seven hundred seventy million, four hundred two thousand, three hundred four".