77707707006 has 16 divisors (see below), whose sum is σ = 160428814848. Its totient is φ = 25067002200.

The previous prime is 77707706983. The next prime is 77707707067. The reversal of 77707707006 is 60070770777.

It is a congruent 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, 208891500 + ... + 208891871.

It is an arithmetic number, because the mean of its divisors is an integer number (10026800928).

Almost surely, 2^77707707006 is an apocalyptic number.

77707707006 is an abundant number, since it is smaller than the sum of its proper divisors (82721107842).

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

77707707006 is a wasteful number, since it uses less digits than its factorization.

77707707006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417783407.

The product of its (nonzero) digits is 705894, while the sum is 48.

The spelling of 77707707006 in words is "seventy-seven billion, seven hundred seven million, seven hundred seven thousand, six".