73569442157 has 16 divisors (see below), whose sum is σ = 77598259200. Its totient is φ = 69556480560.

The previous prime is 73569442153. The next prime is 73569442181. The reversal of 73569442157 is 75124496537.

It is a cyclic number.

It is not a de Polignac number, because 73569442157 - 2² = 73569442153 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 73569442099 and 73569442108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73569442151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28392932 + ... + 28395522.

It is an arithmetic number, because the mean of its divisors is an integer number (4849891200).

Almost surely, 2^73569442157 is an apocalyptic number.

It is an amenable number.

73569442157 is a deficient number, since it is larger than the sum of its proper divisors (4028817043).

73569442157 is a wasteful number, since it uses less digits than its factorization.

73569442157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5056.

The product of its digits is 6350400, while the sum is 53.

The spelling of 73569442157 in words is "seventy-three billion, five hundred sixty-nine million, four hundred forty-two thousand, one hundred fifty-seven".