157155102273 has 16 divisors (see below), whose sum is σ = 226107262080. Its totient is φ = 96518552064.

The previous prime is 157155102197. The next prime is 157155102323. The reversal of 157155102273 is 372201551751.

It is a happy number.

It is not a de Polignac number, because 157155102273 - 2¹⁷ = 157154971201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (157155102473) 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, 3985968 + ... + 4025201.

It is an arithmetic number, because the mean of its divisors is an integer number (14131703880).

Almost surely, 2^157155102273 is an apocalyptic number.

157155102273 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

157155102273 is a deficient number, since it is larger than the sum of its proper divisors (68952159807).

157155102273 is a wasteful number, since it uses less digits than its factorization.

157155102273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8011688.

The product of its (nonzero) digits is 73500, while the sum is 39.

The spelling of 157155102273 in words is "one hundred fifty-seven billion, one hundred fifty-five million, one hundred two thousand, two hundred seventy-three".