16258766434 has 16 divisors (see below), whose sum is σ = 24852572280. Its totient is φ = 7974628480.

The previous prime is 16258766429. The next prime is 16258766471. The reversal of 16258766434 is 43466785261.

It can be written as a sum of positive squares in 4 ways, for example, as 15152871409 + 1105895025 = 123097^2 + 33255^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 911352 + ... + 929020.

Almost surely, 2^16258766434 is an apocalyptic number.

16258766434 is a deficient number, since it is larger than the sum of its proper divisors (8593805846).

16258766434 is a wasteful number, since it uses less digits than its factorization.

16258766434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26405.

The product of its digits is 5806080, while the sum is 52.

The spelling of 16258766434 in words is "sixteen billion, two hundred fifty-eight million, seven hundred sixty-six thousand, four hundred thirty-four".