76607172465 has 16 divisors (see below), whose sum is σ = 122668862400. Its totient is φ = 40824696512.

The previous prime is 76607172463. The next prime is 76607172469. The reversal of 76607172465 is 56427170667.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 76607172465 - 2¹ = 76607172463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76607172463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2009370 + ... + 2047139.

It is an arithmetic number, because the mean of its divisors is an integer number (7666803900).

Almost surely, 2^76607172465 is an apocalyptic number.

It is an amenable number.

76607172465 is a deficient number, since it is larger than the sum of its proper divisors (46061689935).

76607172465 is a wasteful number, since it uses less digits than its factorization.

76607172465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4057776.

The product of its (nonzero) digits is 2963520, while the sum is 51.

The spelling of 76607172465 in words is "seventy-six billion, six hundred seven million, one hundred seventy-two thousand, four hundred sixty-five".