76666955 has 8 divisors (see below), whose sum is σ = 92359872. Its totient is φ = 61093888.

The previous prime is 76666921. The next prime is 76667023. The reversal of 76666955 is 55966667.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 76666955 - 2¹⁴ = 76650571 is a prime.

It is a Duffinian number.

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, 28547 + ... + 31116.

It is an arithmetic number, because the mean of its divisors is an integer number (11544984).

Almost surely, 2^76666955 is an apocalyptic number.

76666955 is a deficient number, since it is larger than the sum of its proper divisors (15692917).

76666955 is a wasteful number, since it uses less digits than its factorization.

76666955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59925.

The product of its digits is 2041200, while the sum is 50.

The square root of 76666955 is about 8755.9668226873. The cubic root of 76666955 is about 424.8178319629.

The spelling of 76666955 in words is "seventy-six million, six hundred sixty-six thousand, nine hundred fifty-five".