17422431964 has 72 divisors (see below), whose sum is σ = 36762647040. Its totient is φ = 7195031424.

The previous prime is 17422431959. The next prime is 17422432019. The reversal of 17422431964 is 46913422471.

It is a super-2 number, since 2×17422431964² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 17422431964.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3163237 + ... + 3168739.

It is an arithmetic number, because the mean of its divisors is an integer number (510592320).

Almost surely, 2^17422431964 is an apocalyptic number.

17422431964 is a gapful number since it is divisible by the number (14) 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 17422431964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18381323520).

17422431964 is an abundant number, since it is smaller than the sum of its proper divisors (19340215076).

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

17422431964 is a wasteful number, since it uses less digits than its factorization.

17422431964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6107 (or 6098 counting only the distinct ones).

The product of its digits is 290304, while the sum is 43.

The spelling of 17422431964 in words is "seventeen billion, four hundred twenty-two million, four hundred thirty-one thousand, nine hundred sixty-four".