16630409295 has 20 divisors (see below), whose sum is σ = 29811549240. Its totient is φ = 8869551408.

The previous prime is 16630409287. The next prime is 16630409309. The reversal of 16630409295 is 59290403661.

16630409295 is a `hidden beast` number, since 1 + 6 + 630 + 4 + 0 + 9 + 2 + 9 + 5 = 666.

It is not a de Polignac number, because 16630409295 - 2³ = 16630409287 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 16630409295.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20530965 + ... + 20531774.

It is an arithmetic number, because the mean of its divisors is an integer number (1490577462).

Almost surely, 2^16630409295 is an apocalyptic number.

16630409295 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16630409295 is a deficient number, since it is larger than the sum of its proper divisors (13181139945).

16630409295 is an equidigital number, since it uses as much as digits as its factorization.

16630409295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41062756 (or 41062747 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 16630409295 in words is "sixteen billion, six hundred thirty million, four hundred nine thousand, two hundred ninety-five".