76249557992 has 32 divisors (see below), whose sum is σ = 144113736000. Its totient is φ = 37820369664.

The previous prime is 76249557973. The next prime is 76249558031. The reversal of 76249557992 is 29975594267.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 465443 + ... + 607565.

It is an arithmetic number, because the mean of its divisors is an integer number (4503554250).

Almost surely, 2^76249557992 is an apocalyptic number.

It is an amenable number.

76249557992 is a deficient number, since it is larger than the sum of its proper divisors (67864178008).

76249557992 is a wasteful number, since it uses less digits than its factorization.

76249557992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142665 (or 142661 counting only the distinct ones).

The product of its digits is 85730400, while the sum is 65.

The spelling of 76249557992 in words is "seventy-six billion, two hundred forty-nine million, five hundred fifty-seven thousand, nine hundred ninety-two".