76703531738 has 4 divisors (see below), whose sum is σ = 115055297610. Its totient is φ = 38351765868.

The previous prime is 76703531693. The next prime is 76703531777. The reversal of 76703531738 is 83713530767.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 55170023689 + 21533508049 = 234883^2 + 146743^2 .

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 as a sum of consecutive naturals, namely, 19175882933 + ... + 19175882936.

Almost surely, 2^76703531738 is an apocalyptic number.

76703531738 is a deficient number, since it is larger than the sum of its proper divisors (38351765872).

76703531738 is a wasteful number, since it uses less digits than its factorization.

76703531738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38351765871.

The product of its (nonzero) digits is 2222640, while the sum is 50.

The spelling of 76703531738 in words is "seventy-six billion, seven hundred three million, five hundred thirty-one thousand, seven hundred thirty-eight".