16550983293 has 8 divisors (see below), whose sum is σ = 23765514528. Its totient is φ = 10185220464.

The previous prime is 16550983223. The next prime is 16550983303. The reversal of 16550983293 is 39238905561.

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

It is a de Polignac number, because none of the positive numbers 2^k-16550983293 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16550983223) 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, 212192055 + ... + 212192132.

It is an arithmetic number, because the mean of its divisors is an integer number (2970689316).

Almost surely, 2^16550983293 is an apocalyptic number.

16550983293 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16550983293 is a deficient number, since it is larger than the sum of its proper divisors (7214531235).

16550983293 is a wasteful number, since it uses less digits than its factorization.

16550983293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424384203.

The product of its (nonzero) digits is 1749600, while the sum is 51.

The spelling of 16550983293 in words is "sixteen billion, five hundred fifty million, nine hundred eighty-three thousand, two hundred ninety-three".