44111553011 has 4 divisors (see below), whose sum is σ = 44140032000. Its totient is φ = 44083074024.

The previous prime is 44111552987. The next prime is 44111553037. The reversal of 44111553011 is 11035511144.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44111553011 - 2²² = 44107358707 is a prime.

It is a super-2 number, since 2×44111553011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44111550011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14237171 + ... + 14240268.

It is an arithmetic number, because the mean of its divisors is an integer number (11035008000).

Almost surely, 2^44111553011 is an apocalyptic number.

44111553011 is a deficient number, since it is larger than the sum of its proper divisors (28478989).

44111553011 is a wasteful number, since it uses less digits than its factorization.

44111553011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28478988.

The product of its (nonzero) digits is 1200, while the sum is 26.

The spelling of 44111553011 in words is "forty-four billion, one hundred eleven million, five hundred fifty-three thousand, eleven".