16143244264 has 32 divisors (see below), whose sum is σ = 34603211520. Its totient is φ = 6916424256.

The previous prime is 16143244241. The next prime is 16143244279. The reversal of 16143244264 is 46244234161.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148897 + ... + 233359.

It is an arithmetic number, because the mean of its divisors is an integer number (1081350360).

Almost surely, 2^16143244264 is an apocalyptic number.

16143244264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16143244264 is an abundant number, since it is smaller than the sum of its proper divisors (18459967256).

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

16143244264 is a wasteful number, since it uses less digits than its factorization.

16143244264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87889 (or 87885 counting only the distinct ones).

The product of its digits is 110592, while the sum is 37.

The spelling of 16143244264 in words is "sixteen billion, one hundred forty-three million, two hundred forty-four thousand, two hundred sixty-four".