16432355323461 has 64 divisors (see below), whose sum is σ = 27611058585600. Its totient is φ = 8444271168000.

The previous prime is 16432355323453. The next prime is 16432355323463.

16432355323461 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 16432355323461 - 2³ = 16432355323453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16432355323461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16432355323463) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26028780 + ... + 26652618.

It is an arithmetic number, because the mean of its divisors is an integer number (431422790400).

Almost surely, 2^{16432355323461} is an apocalyptic number.

16432355323461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16432355323461 is a deficient number, since it is larger than the sum of its proper divisors (11178703262139).

16432355323461 is a wasteful number, since it uses less digits than its factorization.

16432355323461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625090.

The product of its digits is 4665600, while the sum is 48.

It can be divided in two parts, 1643235 and 5323461, that added together give a palindrome (6966696).

The spelling of 16432355323461 in words is "sixteen trillion, four hundred thirty-two billion, three hundred fifty-five million, three hundred twenty-three thousand, four hundred sixty-one".