23551677445856 has 192 divisors, whose sum is σ = 54861640049664. Its totient is φ = 9742795468800.

The previous prime is 23551677445837. The next prime is 23551677445937. The reversal of 23551677445856 is 65854477615532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 783187301 + ... + 783217371.

It is an arithmetic number, because the mean of its divisors is an integer number (285737708592).

Almost surely, 2^{23551677445856} 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 23551677445856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27430820024832).

23551677445856 is an abundant number, since it is smaller than the sum of its proper divisors (31309962603808).

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

23551677445856 is a wasteful number, since it uses less digits than its factorization.

23551677445856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31033 (or 31025 counting only the distinct ones).

The product of its digits is 846720000, while the sum is 68.

The spelling of 23551677445856 in words is "twenty-three trillion, five hundred fifty-one billion, six hundred seventy-seven million, four hundred forty-five thousand, eight hundred fifty-six".