16500354124 has 12 divisors (see below), whose sum is σ = 28891016784. Its totient is φ = 8245777904.

The previous prime is 16500354113. The next prime is 16500354137. The reversal of 16500354124 is 42145300561.

It is a happy 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, 1091344 + ... + 1106359.

It is an arithmetic number, because the mean of its divisors is an integer number (2407584732).

Almost surely, 2^16500354124 is an apocalyptic number.

It is an amenable number.

16500354124 is a deficient number, since it is larger than the sum of its proper divisors (12390662660).

16500354124 is a wasteful number, since it uses less digits than its factorization.

16500354124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2199584 (or 2199582 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 16500354124 its reverse (42145300561), we get a palindrome (58645654685).

The spelling of 16500354124 in words is "sixteen billion, five hundred million, three hundred fifty-four thousand, one hundred twenty-four".