11626378834 has 16 divisors (see below), whose sum is σ = 20113790400. Its totient is φ = 4937019984.

The previous prime is 11626378831. The next prime is 11626378847. The reversal of 11626378834 is 43887362611.

It is not an unprimeable number, because it can be changed into a prime (11626378831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3807904 + ... + 3810955.

It is an arithmetic number, because the mean of its divisors is an integer number (1257111900).

Almost surely, 2^11626378834 is an apocalyptic number.

11626378834 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11626378834 is a deficient number, since it is larger than the sum of its proper divisors (8487411566).

11626378834 is a wasteful number, since it uses less digits than its factorization.

11626378834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7618977.

The product of its digits is 1161216, while the sum is 49.

The spelling of 11626378834 in words is "eleven billion, six hundred twenty-six million, three hundred seventy-eight thousand, eight hundred thirty-four".