73400740694 has 4 divisors (see below), whose sum is σ = 110101111044. Its totient is φ = 36700370346.

The previous prime is 73400740669. The next prime is 73400740703. The reversal of 73400740694 is 49604700437.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18350185172 + ... + 18350185175.

It is an arithmetic number, because the mean of its divisors is an integer number (27525277761).

Almost surely, 2^73400740694 is an apocalyptic number.

73400740694 is a deficient number, since it is larger than the sum of its proper divisors (36700370350).

73400740694 is a wasteful number, since it uses less digits than its factorization.

73400740694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36700370349.

The product of its (nonzero) digits is 508032, while the sum is 44.

The spelling of 73400740694 in words is "seventy-three billion, four hundred million, seven hundred forty thousand, six hundred ninety-four".