16590016512 has 104 divisors (see below), whose sum is σ = 49149931680. Its totient is φ = 5529968640.

The previous prime is 16590016411. The next prime is 16590016517. The reversal of 16590016512 is 21561009561.

16590016512 is a `hidden beast` number, since 1 + 6 + 590 + 0 + 1 + 65 + 1 + 2 = 666.

It is a super-2 number, since 2×16590016512² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (16590016517) 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, 35587 + ... + 185597.

Almost surely, 2^16590016512 is an apocalyptic number.

16590016512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16590016512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24574965840).

16590016512 is an abundant number, since it is smaller than the sum of its proper divisors (32559915168).

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

16590016512 is an equidigital number, since it uses as much as digits as its factorization.

16590016512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150044 (or 150016 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The spelling of 16590016512 in words is "sixteen billion, five hundred ninety million, sixteen thousand, five hundred twelve".