16400155146 has 32 divisors (see below), whose sum is σ = 33120301248. Its totient is φ = 5413428480.

The previous prime is 16400155111. The next prime is 16400155157. The reversal of 16400155146 is 64155100461.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2578306 + ... + 2584658.

It is an arithmetic number, because the mean of its divisors is an integer number (1035009414).

Almost surely, 2^16400155146 is an apocalyptic number.

16400155146 is an abundant number, since it is smaller than the sum of its proper divisors (16720146102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16400155146 is a wasteful number, since it uses less digits than its factorization.

16400155146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10486.

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 16400155146 in words is "sixteen billion, four hundred million, one hundred fifty-five thousand, one hundred forty-six".