73404004418 has 8 divisors (see below), whose sum is σ = 110457783948. Its totient is φ = 36584743104.

The previous prime is 73404004417. The next prime is 73404004567. The reversal of 73404004418 is 81440040437.

It can be written as a sum of positive squares in 2 ways, for example, as 68871079489 + 4532924929 = 262433^2 + 67327^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (73404004417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58628771 + ... + 58630022.

Almost surely, 2^73404004418 is an apocalyptic number.

73404004418 is a deficient number, since it is larger than the sum of its proper divisors (37053779530).

73404004418 is a wasteful number, since it uses less digits than its factorization.

73404004418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117259108.

The product of its (nonzero) digits is 43008, while the sum is 35.

The spelling of 73404004418 in words is "seventy-three billion, four hundred four million, four thousand, four hundred eighteen".