76725220065 has 24 divisors (see below), whose sum is σ = 132929853120. Its totient is φ = 37772414784.

The previous prime is 76725220031. The next prime is 76725220067. The reversal of 76725220065 is 56002252767.

It is not a de Polignac number, because 76725220065 - 2²⁷ = 76591002337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76725219999 and 76725220026.

It is not an unprimeable number, because it can be changed into a prime (76725220067) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15130645 + ... + 15135714.

It is an arithmetic number, because the mean of its divisors is an integer number (5538743880).

Almost surely, 2^76725220065 is an apocalyptic number.

It is an amenable number.

76725220065 is a deficient number, since it is larger than the sum of its proper divisors (56204633055).

76725220065 is a wasteful number, since it uses less digits than its factorization.

76725220065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30266393 (or 30266380 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 42.

The spelling of 76725220065 in words is "seventy-six billion, seven hundred twenty-five million, two hundred twenty thousand, sixty-five".