32165422228544 has 112 divisors (see below), whose sum is σ = 69941717237952. Its totient is φ = 14555424000000.

The previous prime is 32165422228493. The next prime is 32165422228553. The reversal of 32165422228544 is 44582222456123.

It is a super-2 number, since 2×32165422228544² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32165422228492 and 32165422228501.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378280754 + ... + 378365774.

It is an arithmetic number, because the mean of its divisors is an integer number (624479618196).

Almost surely, 2^{32165422228544} 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 32165422228544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34970858618976).

32165422228544 is an abundant number, since it is smaller than the sum of its proper divisors (37776295009408).

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

32165422228544 is a wasteful number, since it uses less digits than its factorization.

32165422228544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87436 (or 87426 counting only the distinct ones).

The product of its digits is 7372800, while the sum is 50.

The spelling of 32165422228544 in words is "thirty-two trillion, one hundred sixty-five billion, four hundred twenty-two million, two hundred twenty-eight thousand, five hundred forty-four".