16011138946 has 16 divisors (see below), whose sum is σ = 26234683200. Its totient is φ = 7268168880.

The previous prime is 16011138877. The next prime is 16011138973. The reversal of 16011138946 is 64983111061.

It is a junction number, because it is equal to n+sod(n) for n = 16011138899 and 16011138908.

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, 464046 + ... + 497353.

It is an arithmetic number, because the mean of its divisors is an integer number (1639667700).

Almost surely, 2^16011138946 is an apocalyptic number.

16011138946 is a deficient number, since it is larger than the sum of its proper divisors (10223544254).

16011138946 is a wasteful number, since it uses less digits than its factorization.

16011138946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962169.

The product of its (nonzero) digits is 31104, while the sum is 40.

The spelling of 16011138946 in words is "sixteen billion, eleven million, one hundred thirty-eight thousand, nine hundred forty-six".