44426143511 has 4 divisors (see below), whose sum is σ = 46357714992. Its totient is φ = 42494572032.

The previous prime is 44426143499. The next prime is 44426143529. The reversal of 44426143511 is 11534162444.

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 44426143511 - 2²² = 44421949207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44426143561) 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, 965785706 + ... + 965785751.

It is an arithmetic number, because the mean of its divisors is an integer number (11589428748).

Almost surely, 2^44426143511 is an apocalyptic number.

44426143511 is a deficient number, since it is larger than the sum of its proper divisors (1931571481).

44426143511 is a wasteful number, since it uses less digits than its factorization.

44426143511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1931571480.

The product of its digits is 46080, while the sum is 35.

The spelling of 44426143511 in words is "forty-four billion, four hundred twenty-six million, one hundred forty-three thousand, five hundred eleven".