23206644661200 has 480 divisors, whose sum is σ = 99811297001472. Its totient is φ = 4451224320000.

The previous prime is 23206644661199. The next prime is 23206644661241. The reversal of 23206644661200 is 216644660232.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8458576 + ... + 10860975.

Almost surely, 2^{23206644661200} is an apocalyptic number.

23206644661200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23206644661200 is an abundant number, since it is smaller than the sum of its proper divisors (76604652340272).

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

23206644661200 is a wasteful number, since it uses less digits than its factorization.

23206644661200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19319603 (or 19319592 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 23206644661200 in words is "twenty-three trillion, two hundred six billion, six hundred forty-four million, six hundred sixty-one thousand, two hundred".