16432455051256 has 16 divisors (see below), whose sum is σ = 31562337446640. Its totient is φ = 8015831732160.

The previous prime is 16432455051247. The next prime is 16432455051269. The reversal of 16432455051256 is 65215055423461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25049473836 + ... + 25049474491.

It is an arithmetic number, because the mean of its divisors is an integer number (1972646090415).

Almost surely, 2^{16432455051256} is an apocalyptic number.

It is an amenable number.

16432455051256 is a deficient number, since it is larger than the sum of its proper divisors (15129882395384).

16432455051256 is a wasteful number, since it uses less digits than its factorization.

16432455051256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50098948374 (or 50098948370 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 49.

The spelling of 16432455051256 in words is "sixteen trillion, four hundred thirty-two billion, four hundred fifty-five million, fifty-one thousand, two hundred fifty-six".