16432451257233 has 16 divisors (see below), whose sum is σ = 23901839640000. Its totient is φ = 9959022886080.

The previous prime is 16432451257207. The next prime is 16432451257237. The reversal of 16432451257233 is 33275215423461.

It is a happy number.

It is not a de Polignac number, because 16432451257233 - 2⁶ = 16432451257169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16432451257237) 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, 9360943 + ... + 10976891.

It is an arithmetic number, because the mean of its divisors is an integer number (1493864977500).

Almost surely, 2^{16432451257233} is an apocalyptic number.

It is an amenable number.

16432451257233 is a deficient number, since it is larger than the sum of its proper divisors (7469388382767).

16432451257233 is a wasteful number, since it uses less digits than its factorization.

16432451257233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1924112.

The product of its digits is 3628800, while the sum is 48.

The spelling of 16432451257233 in words is "sixteen trillion, four hundred thirty-two billion, four hundred fifty-one million, two hundred fifty-seven thousand, two hundred thirty-three".