32444013402 has 32 divisors (see below), whose sum is σ = 73173902400. Its totient is φ = 10653256944.

The previous prime is 32444013397. The next prime is 32444013439. The reversal of 32444013402 is 20431044423.

It is a happy number.

32444013402 is a `hidden beast` number, since 3 + 244 + 4 + 0 + 13 + 402 = 666.

It is a super-2 number, since 2×32444013402² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4480077 + ... + 4487312.

It is an arithmetic number, because the mean of its divisors is an integer number (2286684450).

Almost surely, 2^32444013402 is an apocalyptic number.

32444013402 is an abundant number, since it is smaller than the sum of its proper divisors (40729888998).

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

32444013402 is a wasteful number, since it uses less digits than its factorization.

32444013402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8967467 (or 8967461 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 32444013402 its reverse (20431044423), we get a palindrome (52875057825).

The spelling of 32444013402 in words is "thirty-two billion, four hundred forty-four million, thirteen thousand, four hundred two".