32373725328 has 240 divisors, whose sum is σ = 114455799360. Its totient is φ = 8705442816.

The previous prime is 32373725323. The next prime is 32373725357. The reversal of 32373725328 is 82352737323.

32373725328 is a `hidden beast` number, since 3 + 2 + 373 + 7 + 253 + 28 = 666.

It is a Cunningham number, because it is equal to 179927²-1.

It is a super-2 number, since 2×32373725328² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (32373725323) 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, 314875 + ... + 404837.

It is an arithmetic number, because the mean of its divisors is an integer number (476899164).

Almost surely, 2^32373725328 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 32373725328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57227899680).

32373725328 is an abundant number, since it is smaller than the sum of its proper divisors (82082074032).

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

32373725328 is a wasteful number, since it uses less digits than its factorization.

32373725328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90011 (or 89992 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 45.

The spelling of 32373725328 in words is "thirty-two billion, three hundred seventy-three million, seven hundred twenty-five thousand, three hundred twenty-eight".