16105650634 has 16 divisors (see below), whose sum is σ = 24368705928. Its totient is φ = 7982986752.

The previous prime is 16105650619. The next prime is 16105650641. The reversal of 16105650634 is 43605650161.

It can be written as a sum of positive squares in 4 ways, for example, as 14100850009 + 2004800625 = 118747^2 + 44775^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16105650593 and 16105650602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76734 + ... + 195190.

Almost surely, 2^16105650634 is an apocalyptic number.

16105650634 is a deficient number, since it is larger than the sum of its proper divisors (8263055294).

16105650634 is a wasteful number, since it uses less digits than its factorization.

16105650634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119049.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 16105650634 in words is "sixteen billion, one hundred five million, six hundred fifty thousand, six hundred thirty-four".