16433315256061 has 16 divisors (see below), whose sum is σ = 18364773672000. Its totient is φ = 14574787689600.

The previous prime is 16433315255999. The next prime is 16433315256101. The reversal of 16433315256061 is 16065251333461.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16433315256061 - 2³³ = 16424725321469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16433315256161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35715655 + ... + 36172843.

It is an arithmetic number, because the mean of its divisors is an integer number (1147798354500).

Almost surely, 2^{16433315256061} is an apocalyptic number.

16433315256061 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16433315256061 is a deficient number, since it is larger than the sum of its proper divisors (1931458415939).

16433315256061 is a wasteful number, since it uses less digits than its factorization.

16433315256061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536940.

The product of its (nonzero) digits is 1166400, while the sum is 46.

The spelling of 16433315256061 in words is "sixteen trillion, four hundred thirty-three billion, three hundred fifteen million, two hundred fifty-six thousand, sixty-one".