16432451257234 has 32 divisors (see below), whose sum is σ = 26402209320960. Its totient is φ = 7656890547600.

The previous prime is 16432451257207. The next prime is 16432451257237. The reversal of 16432451257234 is 43275215423461.

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, 43217124 + ... + 43595695.

It is an arithmetic number, because the mean of its divisors is an integer number (825069041280).

Almost surely, 2^{16432451257234} is an apocalyptic number.

16432451257234 is a deficient number, since it is larger than the sum of its proper divisors (9969758063726).

16432451257234 is a wasteful number, since it uses less digits than its factorization.

16432451257234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86812966.

The product of its digits is 4838400, while the sum is 49.

The spelling of 16432451257234 in words is "sixteen trillion, four hundred thirty-two billion, four hundred fifty-one million, two hundred fifty-seven thousand, two hundred thirty-four".