16600880639 has 8 divisors (see below), whose sum is σ = 19330405920. Its totient is φ = 13960848096.

The previous prime is 16600880623. The next prime is 16600880641. The reversal of 16600880639 is 93608800661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16600880639 - 2⁴ = 16600880623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16600880593 and 16600880602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16600880609) 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, 22372784 + ... + 22373525.

It is an arithmetic number, because the mean of its divisors is an integer number (2416300740).

Almost surely, 2^16600880639 is an apocalyptic number.

16600880639 is a deficient number, since it is larger than the sum of its proper divisors (2729525281).

16600880639 is an equidigital number, since it uses as much as digits as its factorization.

16600880639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44746369.

The product of its (nonzero) digits is 373248, while the sum is 47.

The spelling of 16600880639 in words is "sixteen billion, six hundred million, eight hundred eighty thousand, six hundred thirty-nine".