23057123500215 has 256 divisors, whose sum is σ = 48038192087040. Its totient is φ = 10275877624320.

The previous prime is 23057123500207. The next prime is 23057123500249. The reversal of 23057123500215 is 51200532175032.

23057123500215 is a `hidden beast` number, since 2 + 3 + 0 + 5 + 7 + 123 + 500 + 21 + 5 = 666.

It is not a de Polignac number, because 23057123500215 - 2³ = 23057123500207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23057123500215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 3465669829 + ... + 3465676481.

It is an arithmetic number, because the mean of its divisors is an integer number (187649187840).

Almost surely, 2^{23057123500215} is an apocalyptic number.

23057123500215 is an abundant number, since it is smaller than the sum of its proper divisors (24981068586825).

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

23057123500215 is a wasteful number, since it uses less digits than its factorization.

23057123500215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7299 (or 7293 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

Adding to 23057123500215 its reverse (51200532175032), we get a palindrome (74257655675247).

The spelling of 23057123500215 in words is "twenty-three trillion, fifty-seven billion, one hundred twenty-three million, five hundred thousand, two hundred fifteen".