76421112368 has 20 divisors (see below), whose sum is σ = 148071147840. Its totient is φ = 38209203264.

The previous prime is 76421112349. The next prime is 76421112373. The reversal of 76421112368 is 86321112467.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506753 + ... + 640031.

It is an arithmetic number, because the mean of its divisors is an integer number (7403557392).

Almost surely, 2^76421112368 is an apocalyptic number.

It is an amenable number.

76421112368 is a deficient number, since it is larger than the sum of its proper divisors (71650035472).

76421112368 is a wasteful number, since it uses less digits than its factorization.

76421112368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169124 (or 169118 counting only the distinct ones).

The product of its digits is 96768, while the sum is 41.

Subtracting 76421112368 from its reverse (86321112467), we obtain a palindrome (9900000099).

The spelling of 76421112368 in words is "seventy-six billion, four hundred twenty-one million, one hundred twelve thousand, three hundred sixty-eight".