16432455354340 has 24 divisors (see below), whose sum is σ = 34508419296120. Its totient is φ = 6572932036608.

The previous prime is 16432455354319. The next prime is 16432455354347. The reversal of 16432455354340 is 4345355423461.

It can be written as a sum of positive squares in 4 ways, for example, as 1184945456704 + 15247509897636 = 1088552^2 + 3904806^2 .

It is not an unprimeable number, because it can be changed into a prime (16432455354347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383485 + ... + 5745604.

It is an arithmetic number, because the mean of its divisors is an integer number (1437850804005).

Almost surely, 2^{16432455354340} is an apocalyptic number.

16432455354340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16432455354340 is an abundant number, since it is smaller than the sum of its proper divisors (18075963941780).

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

16432455354340 is a wasteful number, since it uses less digits than its factorization.

16432455354340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6263151 (or 6263149 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 49.

The spelling of 16432455354340 in words is "sixteen trillion, four hundred thirty-two billion, four hundred fifty-five million, three hundred fifty-four thousand, three hundred forty".