16347473432 has 16 divisors (see below), whose sum is σ = 30684879600. Its totient is φ = 8164838880.

The previous prime is 16347473407. The next prime is 16347473477. The reversal of 16347473432 is 23437474361.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

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, 1104419 + ... + 1119122.

It is an arithmetic number, because the mean of its divisors is an integer number (1917804975).

Almost surely, 2^16347473432 is an apocalyptic number.

It is an amenable number.

16347473432 is a deficient number, since it is larger than the sum of its proper divisors (14337406168).

16347473432 is a wasteful number, since it uses less digits than its factorization.

16347473432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224466 (or 2224462 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 44.

The spelling of 16347473432 in words is "sixteen billion, three hundred forty-seven million, four hundred seventy-three thousand, four hundred thirty-two".