77757300067008 has 56 divisors (see below), whose sum is σ = 207655593458112. Its totient is φ = 25676865435904.

The previous prime is 77757300066977. The next prime is 77757300067079. The reversal of 77757300067008 is 80076000375777.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1892437110 + ... + 1892478197.

Almost surely, 2^{77757300067008} is an apocalyptic number.

It is an amenable number.

77757300067008 is an abundant number, since it is smaller than the sum of its proper divisors (129898293391104).

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

77757300067008 is a wasteful number, since it uses less digits than its factorization.

77757300067008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3784915429 (or 3784915419 counting only the distinct ones).

The product of its (nonzero) digits is 12101040, while the sum is 57.

The spelling of 77757300067008 in words is "seventy-seven trillion, seven hundred fifty-seven billion, three hundred million, sixty-seven thousand, eight".