162444460988 has 12 divisors (see below), whose sum is σ = 286516215552. Its totient is φ = 80582685120.

The previous prime is 162444460961. The next prime is 162444460999. The reversal of 162444460988 is 889064444261.

It is a super-2 number, since 2×162444460988² (a number of 23 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 3 ways as a sum of consecutive naturals, for example, 159885773 + ... + 159886788.

It is an arithmetic number, because the mean of its divisors is an integer number (23876351296).

Almost surely, 2^162444460988 is an apocalyptic number.

It is an amenable number.

162444460988 is a deficient number, since it is larger than the sum of its proper divisors (124071754564).

162444460988 is a wasteful number, since it uses less digits than its factorization.

162444460988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319772692 (or 319772690 counting only the distinct ones).

The product of its (nonzero) digits is 10616832, while the sum is 56.

The spelling of 162444460988 in words is "one hundred sixty-two billion, four hundred forty-four million, four hundred sixty thousand, nine hundred eighty-eight".