76973559272 has 16 divisors (see below), whose sum is σ = 144641241060. Its totient is φ = 38402561664.

The previous prime is 76973559269. The next prime is 76973559329. The reversal of 76973559272 is 27295537967.

It can be written as a sum of positive squares in 2 ways, for example, as 75292067236 + 1681492036 = 274394^2 + 41006^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10523363 + ... + 10530674.

Almost surely, 2^76973559272 is an apocalyptic number.

It is an amenable number.

76973559272 is a deficient number, since it is larger than the sum of its proper divisors (67667681788).

76973559272 is a wasteful number, since it uses less digits than its factorization.

76973559272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21054500 (or 21054496 counting only the distinct ones).

The product of its digits is 50009400, while the sum is 62.

The spelling of 76973559272 in words is "seventy-six billion, nine hundred seventy-three million, five hundred fifty-nine thousand, two hundred seventy-two".