76444758616 has 16 divisors (see below), whose sum is σ = 143337506400. Its totient is φ = 38221423584.

The previous prime is 76444758613. The next prime is 76444758617. The reversal of 76444758616 is 61685744467.

It is a super-2 number, since 2×76444758616² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76444758613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312241 + ... + 500383.

It is an arithmetic number, because the mean of its divisors is an integer number (8958594150).

Almost surely, 2^76444758616 is an apocalyptic number.

It is an amenable number.

76444758616 is a deficient number, since it is larger than the sum of its proper divisors (66892747784).

76444758616 is a wasteful number, since it uses less digits than its factorization.

76444758616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238938 (or 238934 counting only the distinct ones).

The product of its digits is 27095040, while the sum is 58.

The spelling of 76444758616 in words is "seventy-six billion, four hundred forty-four million, seven hundred fifty-eight thousand, six hundred sixteen".