76555960 has 128 divisors (see below), whose sum is σ = 199946880. Its totient is φ = 26155008.

The previous prime is 76555951. The next prime is 76555987. The reversal of 76555960 is 6955567.

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, 442434 + ... + 442606.

It is an arithmetic number, because the mean of its divisors is an integer number (1562085).

Almost surely, 2^76555960 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76555960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99973440).

76555960 is an abundant number, since it is smaller than the sum of its proper divisors (123390920).

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

76555960 is a wasteful number, since it uses less digits than its factorization.

76555960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 253 counting only the distinct ones).

The product of its (nonzero) digits is 283500, while the sum is 43.

The square root of 76555960 is about 8749.6262777332. The cubic root of 76555960 is about 424.6127221746.

The spelling of 76555960 in words is "seventy-six million, five hundred fifty-five thousand, nine hundred sixty".