16432807007 has 4 divisors (see below), whose sum is σ = 16433537016. Its totient is φ = 16432077000.

The previous prime is 16432806997. The next prime is 16432807031. The reversal of 16432807007 is 70070823461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16432807007 is a prime.

It is a super-2 number, since 2×16432807007² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16432804007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330128 + ... + 376629.

It is an arithmetic number, because the mean of its divisors is an integer number (4108384254).

Almost surely, 2^16432807007 is an apocalyptic number.

16432807007 is a deficient number, since it is larger than the sum of its proper divisors (730009).

16432807007 is an equidigital number, since it uses as much as digits as its factorization.

16432807007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730008.

The product of its (nonzero) digits is 56448, while the sum is 38.

The spelling of 16432807007 in words is "sixteen billion, four hundred thirty-two million, eight hundred seven thousand, seven".