232155344157 has 32 divisors (see below), whose sum is σ = 350703872640. Its totient is φ = 135359262720.

The previous prime is 232155344131. The next prime is 232155344167. The reversal of 232155344157 is 751443551232.

232155344157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 232155344157 - 2¹⁵ = 232155311389 is a prime.

It is a super-2 number, since 2×232155344157² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232155344167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 959508 + ... + 1176845.

It is an arithmetic number, because the mean of its divisors is an integer number (10959496020).

Almost surely, 2^232155344157 is an apocalyptic number.

It is an amenable number.

232155344157 is a deficient number, since it is larger than the sum of its proper divisors (118548528483).

232155344157 is a wasteful number, since it uses less digits than its factorization.

232155344157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136493.

The product of its digits is 504000, while the sum is 42.

Adding to 232155344157 its reverse (751443551232), we get a palindrome (983598895389).

The spelling of 232155344157 in words is "two hundred thirty-two billion, one hundred fifty-five million, three hundred forty-four thousand, one hundred fifty-seven".