23400720335352 has 64 divisors (see below), whose sum is σ = 59961953792160. Its totient is φ = 7605764352000.

The previous prime is 23400720335309. The next prime is 23400720335411. The reversal of 23400720335352 is 25353302700432.

It is a self number, because there is not a number n which added to its sum of digits gives 23400720335352.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4830043 + ... + 8374410.

Almost surely, 2^{23400720335352} is an apocalyptic number.

It is an amenable number.

23400720335352 is an abundant number, since it is smaller than the sum of its proper divisors (36561233456808).

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

23400720335352 is a wasteful number, since it uses less digits than its factorization.

23400720335352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13206304 (or 13206300 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 39.

The spelling of 23400720335352 in words is "twenty-three trillion, four hundred billion, seven hundred twenty million, three hundred thirty-five thousand, three hundred fifty-two".