16606133650 has 48 divisors (see below), whose sum is σ = 31931471880. Its totient is φ = 6420902400.

The previous prime is 16606133633. The next prime is 16606133689. The reversal of 16606133650 is 5633160661.

It can be written as a sum of positive squares in 12 ways, for example, as 137288089 + 16468845561 = 11717^2 + 128331^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 186292 + ... + 260608.

Almost surely, 2^16606133650 is an apocalyptic number.

16606133650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16606133650 is a deficient number, since it is larger than the sum of its proper divisors (15325338230).

16606133650 is a wasteful number, since it uses less digits than its factorization.

16606133650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74479 (or 74474 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 37.

The spelling of 16606133650 in words is "sixteen billion, six hundred six million, one hundred thirty-three thousand, six hundred fifty".