16140064502 has 32 divisors (see below), whose sum is σ = 25440248064. Its totient is φ = 7670246400.

The previous prime is 16140064453. The next prime is 16140064513. The reversal of 16140064502 is 20546004161.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1083368 + ... + 1098164.

It is an arithmetic number, because the mean of its divisors is an integer number (795007752).

Almost surely, 2^16140064502 is an apocalyptic number.

16140064502 is a deficient number, since it is larger than the sum of its proper divisors (9300183562).

16140064502 is a wasteful number, since it uses less digits than its factorization.

16140064502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15144.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 16140064502 its reverse (20546004161), we get a palindrome (36686068663).

The spelling of 16140064502 in words is "sixteen billion, one hundred forty million, sixty-four thousand, five hundred two".