73404004443 has 48 divisors (see below), whose sum is σ = 128484092160. Its totient is φ = 36817032000.

The previous prime is 73404004417. The next prime is 73404004567. The reversal of 73404004443 is 34440040437.

It is not a de Polignac number, because 73404004443 - 2²⁰ = 73402955867 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (73404004403) by changing a digit.

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 in 47 ways as a sum of consecutive naturals, for example, 735783 + ... + 829568.

It is an arithmetic number, because the mean of its divisors is an integer number (2676751920).

Almost surely, 2^73404004443 is an apocalyptic number.

73404004443 is a deficient number, since it is larger than the sum of its proper divisors (55080087717).

73404004443 is a wasteful number, since it uses less digits than its factorization.

73404004443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565408 (or 1565401 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 33.

The spelling of 73404004443 in words is "seventy-three billion, four hundred four million, four thousand, four hundred forty-three".