23151145500315 has 112 divisors (see below), whose sum is σ = 48383824564416. Its totient is φ = 10409882054400.

The previous prime is 23151145500313. The next prime is 23151145500359. The reversal of 23151145500315 is 51300554115132.

23151145500315 is a `hidden beast` number, since 2 + 3 + 1 + 5 + 1 + 145 + 500 + 3 + 1 + 5 = 666.

It is not a de Polignac number, because 23151145500315 - 2¹ = 23151145500313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23151145500315.

It is not an unprimeable number, because it can be changed into a prime (23151145500311) by changing a digit.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 5880916 + ... + 8993745.

Almost surely, 2^{23151145500315} is an apocalyptic number.

23151145500315 is an abundant number, since it is smaller than the sum of its proper divisors (25232679064101).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23151145500315 is an equidigital number, since it uses as much as digits as its factorization.

23151145500315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14874752 (or 14874737 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

Adding to 23151145500315 its reverse (51300554115132), we get a palindrome (74451699615447).

The spelling of 23151145500315 in words is "twenty-three trillion, one hundred fifty-one billion, one hundred forty-five million, five hundred thousand, three hundred fifteen".