23406012420200 has 96 divisors (see below), whose sum is σ = 54573646527360. Its totient is φ = 9335801510400.

The previous prime is 23406012420199. The next prime is 23406012420247. The reversal of 23406012420200 is 202421060432.

It is a happy number.

It is a super-2 number, since 2×23406012420200² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23406012420200.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 971877359 + ... + 971901441.

It is an arithmetic number, because the mean of its divisors is an integer number (568475484660).

Almost surely, 2^{23406012420200} is an apocalyptic number.

23406012420200 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 23406012420200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27286823263680).

23406012420200 is an abundant number, since it is smaller than the sum of its proper divisors (31167634107160).

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

23406012420200 is a wasteful number, since it uses less digits than its factorization.

23406012420200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37707 (or 37698 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 23406012420200 its reverse (202421060432), we get a palindrome (23608433480632).

The spelling of 23406012420200 in words is "twenty-three trillion, four hundred six billion, twelve million, four hundred twenty thousand, two hundred".