73157074035137 has 4 divisors (see below), whose sum is σ = 73840785007536. Its totient is φ = 72473363062740.

The previous prime is 73157074035131. The next prime is 73157074035163. The reversal of 73157074035137 is 73153047075137.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 73157074035137 - 2¹⁶ = 73157073969601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73157074035131) 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, 341855486039 + ... + 341855486252.

It is an arithmetic number, because the mean of its divisors is an integer number (18460196251884).

Almost surely, 2^{73157074035137} is an apocalyptic number.

It is an amenable number.

73157074035137 is a deficient number, since it is larger than the sum of its proper divisors (683710972399).

73157074035137 is a wasteful number, since it uses less digits than its factorization.

73157074035137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683710972398.

The product of its (nonzero) digits is 6482700, while the sum is 53.

The spelling of 73157074035137 in words is "seventy-three trillion, one hundred fifty-seven billion, seventy-four million, thirty-five thousand, one hundred thirty-seven".