16717050553 has 24 divisors (see below), whose sum is σ = 19597056000. Its totient is φ = 14218128288.

The previous prime is 16717050541. The next prime is 16717050557. The reversal of 16717050553 is 35505071761.

It is a de Polignac number, because none of the positive numbers 2^k-16717050553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16717050557) 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, 9838498 + ... + 9840196.

It is an arithmetic number, because the mean of its divisors is an integer number (816544000).

Almost surely, 2^16717050553 is an apocalyptic number.

It is an amenable number.

16717050553 is a deficient number, since it is larger than the sum of its proper divisors (2880005447).

16717050553 is a wasteful number, since it uses less digits than its factorization.

16717050553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3149 (or 3142 counting only the distinct ones).

The product of its (nonzero) digits is 110250, while the sum is 40.

The spelling of 16717050553 in words is "sixteen billion, seven hundred seventeen million, fifty thousand, five hundred fifty-three".