11626786834 has 16 divisors (see below), whose sum is σ = 19289348568. Its totient is φ = 5221176192.

The previous prime is 11626786789. The next prime is 11626786841. The reversal of 11626786834 is 43868762611.

It can be written as a sum of positive squares in 4 ways, for example, as 11624074225 + 2712609 = 107815^2 + 1647^2 .

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, 6042067 + ... + 6043990.

Almost surely, 2^11626786834 is an apocalyptic number.

11626786834 is a deficient number, since it is larger than the sum of its proper divisors (7662561734).

11626786834 is a wasteful number, since it uses less digits than its factorization.

11626786834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12086109.

The product of its digits is 2322432, while the sum is 52.

The spelling of 11626786834 in words is "eleven billion, six hundred twenty-six million, seven hundred eighty-six thousand, eight hundred thirty-four".