23400736632 has 192 divisors, whose sum is σ = 80519362560. Its totient is φ = 5972486400.

The previous prime is 23400736627. The next prime is 23400736633. The reversal of 23400736632 is 23663700432.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23400736633) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 145507 + ... + 260717.

It is an arithmetic number, because the mean of its divisors is an integer number (419371680).

Almost surely, 2^23400736632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23400736632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40259681280).

23400736632 is an abundant number, since it is smaller than the sum of its proper divisors (57118625928).

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

23400736632 is a wasteful number, since it uses less digits than its factorization.

23400736632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115274 (or 115267 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 36.

The spelling of 23400736632 in words is "twenty-three billion, four hundred million, seven hundred thirty-six thousand, six hundred thirty-two".