73406673338 has 8 divisors (see below), whose sum is σ = 110120575188. Its totient is φ = 36699814944.

The previous prime is 73406673317. The next prime is 73406673341. The reversal of 73406673338 is 83337660437.

It can be written as a sum of positive squares in 2 ways, for example, as 44915596489 + 28491076849 = 211933^2 + 168793^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1734731 + ... + 1776542.

Almost surely, 2^73406673338 is an apocalyptic number.

73406673338 is a deficient number, since it is larger than the sum of its proper divisors (36713901850).

73406673338 is a wasteful number, since it uses less digits than its factorization.

73406673338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3521728.

The product of its (nonzero) digits is 4572288, while the sum is 50.

The spelling of 73406673338 in words is "seventy-three billion, four hundred six million, six hundred seventy-three thousand, three hundred thirty-eight".