16814458532 has 12 divisors (see below), whose sum is σ = 31156202700. Its totient is φ = 7912686336.

The previous prime is 16814458511. The next prime is 16814458543. The reversal of 16814458532 is 23585441861.

It can be written as a sum of positive squares in 2 ways, for example, as 13230520576 + 3583937956 = 115024^2 + 59866^2 .

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, 123635657 + ... + 123635792.

It is an arithmetic number, because the mean of its divisors is an integer number (2596350225).

Almost surely, 2^16814458532 is an apocalyptic number.

It is an amenable number.

16814458532 is a deficient number, since it is larger than the sum of its proper divisors (14341744168).

16814458532 is a wasteful number, since it uses less digits than its factorization.

16814458532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247271470 (or 247271468 counting only the distinct ones).

The product of its digits is 921600, while the sum is 47.

The spelling of 16814458532 in words is "sixteen billion, eight hundred fourteen million, four hundred fifty-eight thousand, five hundred thirty-two".