73476152994391 has 4 divisors (see below), whose sum is σ = 83972746279312. Its totient is φ = 62979559709472.

The previous prime is 73476152994383. The next prime is 73476152994397. The reversal of 73476152994391 is 19349925167437.

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

It is not a de Polignac number, because 73476152994391 - 2³ = 73476152994383 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73476152994391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73476152994397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5248296642450 + ... + 5248296642463.

It is an arithmetic number, because the mean of its divisors is an integer number (20993186569828).

Almost surely, 2^{73476152994391} is an apocalyptic number.

73476152994391 is a deficient number, since it is larger than the sum of its proper divisors (10496593284921).

73476152994391 is a wasteful number, since it uses less digits than its factorization.

73476152994391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10496593284920.

The product of its digits is 308629440, while the sum is 70.

The spelling of 73476152994391 in words is "seventy-three trillion, four hundred seventy-six billion, one hundred fifty-two million, nine hundred ninety-four thousand, three hundred ninety-one".