16634622435 has 16 divisors (see below), whose sum is σ = 26859576480. Its totient is φ = 8790405120.

The previous prime is 16634622421. The next prime is 16634622461. The reversal of 16634622435 is 53422643661.

It is a happy number.

It is not a de Polignac number, because 16634622435 - 2¹⁰ = 16634621411 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5085406 + ... + 5088675.

It is an arithmetic number, because the mean of its divisors is an integer number (1678723530).

Almost surely, 2^16634622435 is an apocalyptic number.

16634622435 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16634622435 is a deficient number, since it is larger than the sum of its proper divisors (10224954045).

16634622435 is a wasteful number, since it uses less digits than its factorization.

16634622435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10174198.

The product of its digits is 622080, while the sum is 42.

The spelling of 16634622435 in words is "sixteen billion, six hundred thirty-four million, six hundred twenty-two thousand, four hundred thirty-five".