77757507350116 has 24 divisors (see below), whose sum is σ = 148504525029504. Its totient is φ = 35330422800480.

The previous prime is 77757507350111. The next prime is 77757507350119. The reversal of 77757507350116 is 61105370575777.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (77757507350111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347354895 + ... + 347578678.

It is an arithmetic number, because the mean of its divisors is an integer number (6187688542896).

Almost surely, 2^{77757507350116} is an apocalyptic number.

It is an amenable number.

77757507350116 is a deficient number, since it is larger than the sum of its proper divisors (70747017679388).

77757507350116 is a wasteful number, since it uses less digits than its factorization.

77757507350116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694936131 (or 694936129 counting only the distinct ones).

The product of its (nonzero) digits is 37815750, while the sum is 61.

The spelling of 77757507350116 in words is "seventy-seven trillion, seven hundred fifty-seven billion, five hundred seven million, three hundred fifty thousand, one hundred sixteen".