77606080 has 28 divisors (see below), whose sum is σ = 184800240. Its totient is φ = 31042304.

The previous prime is 77606047. The next prime is 77606101. The reversal of 77606080 is 8060677.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120940 + ... + 121579.

Almost surely, 2^77606080 is an apocalyptic number.

It is an amenable number.

77606080 is an abundant number, since it is smaller than the sum of its proper divisors (107194160).

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

77606080 is a wasteful number, since it uses less digits than its factorization.

77606080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242536 (or 242526 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 77606080 is about 8809.4313096817. The cubic root of 77606080 is about 426.5453865363.

The spelling of 77606080 in words is "seventy-seven million, six hundred six thousand, eighty".