16432436560 has 40 divisors (see below), whose sum is σ = 38244701736. Its totient is φ = 6566215680.

The previous prime is 16432436543. The next prime is 16432436561. The reversal of 16432436560 is 6563423461.

It is a happy number.

16432436560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6716785936 + 9715650624 = 81956^2 + 98568^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16432436561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26961 + ... + 183280.

Almost surely, 2^16432436560 is an apocalyptic number.

16432436560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16432436560 is an abundant number, since it is smaller than the sum of its proper divisors (21812265176).

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

16432436560 is a wasteful number, since it uses less digits than its factorization.

16432436560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211231 (or 211225 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 16432436560 in words is "sixteen billion, four hundred thirty-two million, four hundred thirty-six thousand, five hundred sixty".