16512338474 has 32 divisors (see below), whose sum is σ = 26190535680. Its totient is φ = 7786204272.

The previous prime is 16512338473. The next prime is 16512338621. The reversal of 16512338474 is 47483321561.

It is a happy number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (16512338473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9904589 + ... + 9906255.

It is an arithmetic number, because the mean of its divisors is an integer number (818454240).

Almost surely, 2^16512338474 is an apocalyptic number.

16512338474 is a deficient number, since it is larger than the sum of its proper divisors (9678197206).

16512338474 is a wasteful number, since it uses less digits than its factorization.

16512338474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2714.

The product of its digits is 483840, while the sum is 44.

The spelling of 16512338474 in words is "sixteen billion, five hundred twelve million, three hundred thirty-eight thousand, four hundred seventy-four".