73373040405 has 80 divisors (see below), whose sum is σ = 152129222784. Its totient is φ = 33137735040.

The previous prime is 73373040379. The next prime is 73373040457. The reversal of 73373040405 is 50404037337.

It is not a de Polignac number, because 73373040405 - 2¹⁵ = 73373007637 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73373040405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 79395 + ... + 391215.

Almost surely, 2^73373040405 is an apocalyptic number.

It is an amenable number.

73373040405 is an abundant number, since it is smaller than the sum of its proper divisors (78756182379).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73373040405 is a wasteful number, since it uses less digits than its factorization.

73373040405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311928 (or 311919 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 36.

The spelling of 73373040405 in words is "seventy-three billion, three hundred seventy-three million, forty thousand, four hundred five".