776116764766740 has 96 divisors (see below), whose sum is σ = 2328680322944640. Its totient is φ = 192443221405696.

The previous prime is 776116764766727. The next prime is 776116764766801. The reversal of 776116764766740 is 47667467611677.

It is a super-2 number, since 2×776116764766740² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4583642985 + ... + 4583812304.

It is an arithmetic number, because the mean of its divisors is an integer number (24257086697340).

Almost surely, 2^{776116764766740} is an apocalyptic number.

It is an amenable number.

776116764766740 is an abundant number, since it is smaller than the sum of its proper divisors (1552563558177900).

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

776116764766740 is a wasteful number, since it uses less digits than its factorization.

776116764766740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9167455401 (or 9167455399 counting only the distinct ones).

The product of its (nonzero) digits is 2091059712, while the sum is 75.

The spelling of 776116764766740 in words is "seven hundred seventy-six trillion, one hundred sixteen billion, seven hundred sixty-four million, seven hundred sixty-six thousand, seven hundred forty".