16516002946 has 16 divisors (see below), whose sum is σ = 25984930176. Its totient is φ = 7863857136.

The previous prime is 16516002883. The next prime is 16516002973. The reversal of 16516002946 is 64920061561.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16516002899 and 16516002908.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2370876 + ... + 2377831.

It is an arithmetic number, because the mean of its divisors is an integer number (1624058136).

Almost surely, 2^16516002946 is an apocalyptic number.

16516002946 is a deficient number, since it is larger than the sum of its proper divisors (9468927230).

16516002946 is a wasteful number, since it uses less digits than its factorization.

16516002946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4748793.

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 16516002946 in words is "sixteen billion, five hundred sixteen million, two thousand, nine hundred forty-six".