76479231744 has 108 divisors (see below), whose sum is σ = 220644003216. Its totient is φ = 25477410816.

The previous prime is 76479231727. The next prime is 76479231749. The reversal of 76479231744 is 44713297467.

It is a happy number.

76479231744 is a `hidden beast` number, since 76 + 479 + 2 + 31 + 74 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76479231749) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4098724 + ... + 4117340.

Almost surely, 2^76479231744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76479231744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110322001608).

76479231744 is an abundant number, since it is smaller than the sum of its proper divisors (144164771472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76479231744 is a wasteful number, since it uses less digits than its factorization.

76479231744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20422 (or 20405 counting only the distinct ones).

The product of its digits is 7112448, while the sum is 54.

The spelling of 76479231744 in words is "seventy-six billion, four hundred seventy-nine million, two hundred thirty-one thousand, seven hundred forty-four".