77737104066 has 16 divisors (see below), whose sum is σ = 155483647488. Its totient is φ = 25910794800.

The previous prime is 77737104031. The next prime is 77737104083. The reversal of 77737104066 is 66040173777.

It is a super-3 number, since 3×77737104066³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 283905 + ... + 485876.

It is an arithmetic number, because the mean of its divisors is an integer number (9717727968).

Almost surely, 2^77737104066 is an apocalyptic number.

77737104066 is an abundant number, since it is smaller than the sum of its proper divisors (77746543422).

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

77737104066 is a wasteful number, since it uses less digits than its factorization.

77737104066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786617.

The product of its (nonzero) digits is 1037232, while the sum is 48.

The spelling of 77737104066 in words is "seventy-seven billion, seven hundred thirty-seven million, one hundred four thousand, sixty-six".