23102504215146 has 24 divisors (see below), whose sum is σ = 50066096505984. Its totient is φ = 7699193091240.

The previous prime is 23102504215103. The next prime is 23102504215277. The reversal of 23102504215146 is 64151240520132.

23102504215146 is a `hidden beast` number, since 2 + 3 + 1 + 0 + 2 + 504 + 2 + 1 + 5 + 146 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 23102504215146.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136717146 + ... + 136886021.

It is an arithmetic number, because the mean of its divisors is an integer number (2086087354416).

Almost surely, 2^{23102504215146} is an apocalyptic number.

23102504215146 is an abundant number, since it is smaller than the sum of its proper divisors (26963592290838).

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

23102504215146 is a wasteful number, since it uses less digits than its factorization.

23102504215146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273607866 (or 273607863 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

Adding to 23102504215146 its reverse (64151240520132), we get a palindrome (87253744735278).

The spelling of 23102504215146 in words is "twenty-three trillion, one hundred two billion, five hundred four million, two hundred fifteen thousand, one hundred forty-six".