73417789442 has 4 divisors (see below), whose sum is σ = 110126684166. Its totient is φ = 36708894720.

The previous prime is 73417789429. The next prime is 73417789451. The reversal of 73417789442 is 24498771437.

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

It can be written as a sum of positive squares in only one way, i.e., 45368574001 + 28049215441 = 212999^2 + 167479^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18354447359 + ... + 18354447362.

Almost surely, 2^73417789442 is an apocalyptic number.

73417789442 is a deficient number, since it is larger than the sum of its proper divisors (36708894724).

73417789442 is a wasteful number, since it uses less digits than its factorization.

73417789442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36708894723.

The product of its digits is 9483264, while the sum is 56.

The spelling of 73417789442 in words is "seventy-three billion, four hundred seventeen million, seven hundred eighty-nine thousand, four hundred forty-two".