23151350241512 has 16 divisors (see below), whose sum is σ = 43418224621860. Its totient is φ = 11573157009024.

The previous prime is 23151350241469. The next prime is 23151350241517. The reversal of 23151350241512 is 21514205315132.

It can be written as a sum of positive squares in 2 ways, for example, as 22972906516036 + 178443725476 = 4793006^2 + 422426^2 .

It is a super-2 number, since 2×23151350241512² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23151350241517) 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, 314724893 + ... + 314798444.

Almost surely, 2^{23151350241512} is an apocalyptic number.

It is an amenable number.

23151350241512 is a deficient number, since it is larger than the sum of its proper divisors (20266874380348).

23151350241512 is a wasteful number, since it uses less digits than its factorization.

23151350241512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629527940 (or 629527936 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

Adding to 23151350241512 its reverse (21514205315132), we get a palindrome (44665555556644).

The spelling of 23151350241512 in words is "twenty-three trillion, one hundred fifty-one billion, three hundred fifty million, two hundred forty-one thousand, five hundred twelve".