76719955 has 16 divisors (see below), whose sum is σ = 101455200. Its totient is φ = 55335168.

The previous prime is 76719943. The next prime is 76719959. The reversal of 76719955 is 55991767.

It is a cyclic number.

It is not a de Polignac number, because 76719955 - 2²⁵ = 43165523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76719899 and 76719908.

It is not an unprimeable number, because it can be changed into a prime (76719959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10930 + ... + 16519.

It is an arithmetic number, because the mean of its divisors is an integer number (6340950).

Almost surely, 2^76719955 is an apocalyptic number.

76719955 is a deficient number, since it is larger than the sum of its proper divisors (24735245).

76719955 is a wasteful number, since it uses less digits than its factorization.

76719955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27510.

The product of its digits is 595350, while the sum is 49.

The square root of 76719955 is about 8758.9928073952. The cubic root of 76719955 is about 424.9157018505.

The spelling of 76719955 in words is "seventy-six million, seven hundred nineteen thousand, nine hundred fifty-five".