11944434354 has 16 divisors (see below), whose sum is σ = 24659477760. Its totient is φ = 3853043280.

The previous prime is 11944434331. The next prime is 11944434371. The reversal of 11944434354 is 45343444911.

It is an unprimeable number.

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, 32108509 + ... + 32108880.

It is an arithmetic number, because the mean of its divisors is an integer number (1541217360).

Almost surely, 2^11944434354 is an apocalyptic number.

11944434354 is an abundant number, since it is smaller than the sum of its proper divisors (12715043406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11944434354 is a wasteful number, since it uses less digits than its factorization.

11944434354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64217425.

The product of its digits is 414720, while the sum is 42.

The spelling of 11944434354 in words is "eleven billion, nine hundred forty-four million, four hundred thirty-four thousand, three hundred fifty-four".