23535412002 has 40 divisors (see below), whose sum is σ = 53523896976. Its totient is φ = 7728042168.

The previous prime is 23535411989. The next prime is 23535412027. The reversal of 23535412002 is 20021453532.

It is a happy number.

23535412002 is a `hidden beast` number, since 2 + 3 + 535 + 4 + 120 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1073328 + ... + 1095035.

Almost surely, 2^23535412002 is an apocalyptic number.

23535412002 is an abundant number, since it is smaller than the sum of its proper divisors (29988484974).

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

23535412002 is a wasteful number, since it uses less digits than its factorization.

23535412002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2168444 (or 2168435 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 23535412002 its reverse (20021453532), we get a palindrome (43556865534).

The spelling of 23535412002 in words is "twenty-three billion, five hundred thirty-five million, four hundred twelve thousand, two".