32512402422 has 72 divisors (see below), whose sum is σ = 74179955304. Its totient is φ = 10290194112.

The previous prime is 32512402411. The next prime is 32512402441. The reversal of 32512402422 is 22420421523.

32512402422 is a `hidden beast` number, since 3 + 251 + 2 + 402 + 4 + 2 + 2 = 666.

It is a super-2 number, since 2×32512402422² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1292053 + ... + 1316975.

It is an arithmetic number, because the mean of its divisors is an integer number (1030277157).

Almost surely, 2^32512402422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32512402422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37089977652).

32512402422 is an abundant number, since it is smaller than the sum of its proper divisors (41667552882).

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

32512402422 is a wasteful number, since it uses less digits than its factorization.

32512402422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25114 (or 25088 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 32512402422 its reverse (22420421523), we get a palindrome (54932823945).

The spelling of 32512402422 in words is "thirty-two billion, five hundred twelve million, four hundred two thousand, four hundred twenty-two".