23535412000 has 192 divisors, whose sum is σ = 61494660864. Its totient is φ = 8821862400.

The previous prime is 23535411989. The next prime is 23535412027. The reversal of 23535412000 is 21453532.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19243389 + ... + 19244611.

It is an arithmetic number, because the mean of its divisors is an integer number (320284692).

Almost surely, 2^23535412000 is an apocalyptic number.

23535412000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23535412000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30747330432).

23535412000 is an abundant number, since it is smaller than the sum of its proper divisors (37959248864).

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

23535412000 is a wasteful number, since it uses less digits than its factorization.

23535412000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1548 (or 1530 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 23535412000 its reverse (21453532), we get a palindrome (23556865532).

The spelling of 23535412000 in words is "twenty-three billion, five hundred thirty-five million, four hundred twelve thousand".