44736681011 has 4 divisors (see below), whose sum is σ = 48803652024. Its totient is φ = 40669710000.

The previous prime is 44736680999. The next prime is 44736681043. The reversal of 44736681011 is 11018663744.

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 44736681011 - 2²² = 44732486707 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44736681011.

It is not an unprimeable number, because it can be changed into a prime (44736680011) 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, 2033485490 + ... + 2033485511.

It is an arithmetic number, because the mean of its divisors is an integer number (12200913006).

Almost surely, 2^44736681011 is an apocalyptic number.

44736681011 is a deficient number, since it is larger than the sum of its proper divisors (4066971013).

44736681011 is a wasteful number, since it uses less digits than its factorization.

44736681011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4066971012.

The product of its (nonzero) digits is 96768, while the sum is 41.

The spelling of 44736681011 in words is "forty-four billion, seven hundred thirty-six million, six hundred eighty-one thousand, eleven".