16432715422440 has 128 divisors (see below), whose sum is σ = 54778000032000. Its totient is φ = 4381874889984.

The previous prime is 16432715422423. The next prime is 16432715422447. The reversal of 16432715422440 is 4422451723461.

16432715422440 is a `hidden beast` number, since 1 + 6 + 4 + 32 + 7 + 154 + 22 + 440 = 666.

It is a super-3 number, since 3×16432715422440³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (16432715422447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26683677 + ... + 27292563.

It is an arithmetic number, because the mean of its divisors is an integer number (427953125250).

Almost surely, 2^{16432715422440} is an apocalyptic number.

16432715422440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16432715422440 is an abundant number, since it is smaller than the sum of its proper divisors (38345284609560).

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

16432715422440 is a wasteful number, since it uses less digits than its factorization.

16432715422440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633896 (or 633886 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 45.

The spelling of 16432715422440 in words is "sixteen trillion, four hundred thirty-two billion, seven hundred fifteen million, four hundred twenty-two thousand, four hundred forty".