16956512146 has 16 divisors (see below), whose sum is σ = 29122050240. Its totient is φ = 7253640720.

The previous prime is 16956512143. The next prime is 16956512173. The reversal of 16956512146 is 64121565961.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16956512096 and 16956512105.

It is not an unprimeable number, because it can be changed into a prime (16956512143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1111816 + ... + 1126963.

It is an arithmetic number, because the mean of its divisors is an integer number (1820128140).

Almost surely, 2^16956512146 is an apocalyptic number.

16956512146 is a deficient number, since it is larger than the sum of its proper divisors (12165538094).

16956512146 is a wasteful number, since it uses less digits than its factorization.

16956512146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2239329.

The product of its digits is 388800, while the sum is 46.

The spelling of 16956512146 in words is "sixteen billion, nine hundred fifty-six million, five hundred twelve thousand, one hundred forty-six".