16720289410 has 48 divisors (see below), whose sum is σ = 33480070848. Its totient is φ = 6006814880.

The previous prime is 16720289393. The next prime is 16720289413. The reversal of 16720289410 is 1498202761.

It is not an unprimeable number, because it can be changed into a prime (16720289413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17187 + ... + 183673.

It is an arithmetic number, because the mean of its divisors is an integer number (697501476).

Almost surely, 2^16720289410 is an apocalyptic number.

16720289410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16720289410 is an abundant number, since it is smaller than the sum of its proper divisors (16759781438).

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

16720289410 is a wasteful number, since it uses less digits than its factorization.

16720289410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166599 (or 166588 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 40.

The spelling of 16720289410 in words is "sixteen billion, seven hundred twenty million, two hundred eighty-nine thousand, four hundred ten".