40944021711 has 16 divisors (see below), whose sum is σ = 56978159616. Its totient is φ = 26103472736.

The previous prime is 40944021691. The next prime is 40944021719. The reversal of 40944021711 is 11712044904.

It is a cyclic number.

It is not a de Polignac number, because 40944021711 - 2¹⁰ = 40944020687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40944021719) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 261421 + ... + 387593.

It is an arithmetic number, because the mean of its divisors is an integer number (3561134976).

Almost surely, 2^40944021711 is an apocalyptic number.

40944021711 is a deficient number, since it is larger than the sum of its proper divisors (16034137905).

40944021711 is a wasteful number, since it uses less digits than its factorization.

40944021711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130902.

The product of its (nonzero) digits is 8064, while the sum is 33.

The spelling of 40944021711 in words is "forty billion, nine hundred forty-four million, twenty-one thousand, seven hundred eleven".