23245142502 has 32 divisors (see below), whose sum is σ = 48103538400. Its totient is φ = 7479618048.

The previous prime is 23245142497. The next prime is 23245142509. The reversal of 23245142502 is 20524154232.

It is a self number, because there is not a number n which added to its sum of digits gives 23245142502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23245142509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1039374 + ... + 1061502.

It is an arithmetic number, because the mean of its divisors is an integer number (1503235575).

Almost surely, 2^23245142502 is an apocalyptic number.

23245142502 is an abundant number, since it is smaller than the sum of its proper divisors (24858395898).

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

23245142502 is a wasteful number, since it uses less digits than its factorization.

23245142502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28200.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 23245142502 its reverse (20524154232), we get a palindrome (43769296734).

The spelling of 23245142502 in words is "twenty-three billion, two hundred forty-five million, one hundred forty-two thousand, five hundred two".