23152152002 has 24 divisors (see below), whose sum is σ = 40621368060. Its totient is φ = 9867523680.

The previous prime is 23152151999. The next prime is 23152152007. The reversal of 23152152002 is 20025125132.

It can be written as a sum of positive squares in 2 ways, for example, as 22749387241 + 402764761 = 150829^2 + 20069^2 .

It is not an unprimeable number, because it can be changed into a prime (23152152007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 634877 + ... + 670352.

Almost surely, 2^23152152002 is an apocalyptic number.

23152152002 is a deficient number, since it is larger than the sum of its proper divisors (17469216058).

23152152002 is a wasteful number, since it uses less digits than its factorization.

23152152002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305426 (or 1305419 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 23152152002 its reverse (20025125132), we get a palindrome (43177277134).

The spelling of 23152152002 in words is "twenty-three billion, one hundred fifty-two million, one hundred fifty-two thousand, two".