23172245031936 has 2816 divisors, whose sum is σ = 90782733533184. Its totient is φ = 5060689920000.

The previous prime is 23172245031919. The next prime is 23172245032019. The reversal of 23172245031936 is 63913054227132.

It is a tau number, because it is divible by the number of its divisors (2816).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 176887366591 + ... + 176887366721.

It is an arithmetic number, because the mean of its divisors is an integer number (32238186624).

Almost surely, 2^{23172245031936} is an apocalyptic number.

23172245031936 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23172245031936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45391366766592).

23172245031936 is an abundant number, since it is smaller than the sum of its proper divisors (67610488501248).

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

23172245031936 is a wasteful number, since it uses less digits than its factorization.

23172245031936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310 (or 292 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 48.

The spelling of 23172245031936 in words is "twenty-three trillion, one hundred seventy-two billion, two hundred forty-five million, thirty-one thousand, nine hundred thirty-six".