23403617323632 has 640 divisors, whose sum is σ = 86077621790720. Its totient is φ = 5923266600960.

The previous prime is 23403617323621. The next prime is 23403617323769. The reversal of 23403617323632 is 23632371630432.

23403617323632 is a `hidden beast` number, since 2 + 3 + 4 + 0 + 3 + 6 + 1 + 7 + 3 + 2 + 3 + 632 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 106071507 + ... + 106291917.

It is an arithmetic number, because the mean of its divisors is an integer number (134496284048).

Almost surely, 2^{23403617323632} 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 23403617323632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43038810895360).

23403617323632 is an abundant number, since it is smaller than the sum of its proper divisors (62674004467088).

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

23403617323632 is a wasteful number, since it uses less digits than its factorization.

23403617323632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220558 (or 220546 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 45.

The spelling of 23403617323632 in words is "twenty-three trillion, four hundred three billion, six hundred seventeen million, three hundred twenty-three thousand, six hundred thirty-two".