40564111757 has 16 divisors (see below), whose sum is σ = 46438443072. Its totient is φ = 35100768000.

The previous prime is 40564111727. The next prime is 40564111771. The reversal of 40564111757 is 75711146504.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40564111757 - 2¹⁰ = 40564110733 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 (40564111727) 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, 310163 + ... + 421104.

It is an arithmetic number, because the mean of its divisors is an integer number (2902402692).

Almost surely, 2^40564111757 is an apocalyptic number.

It is an amenable number.

40564111757 is a deficient number, since it is larger than the sum of its proper divisors (5874331315).

40564111757 is a wasteful number, since it uses less digits than its factorization.

40564111757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731548.

The product of its (nonzero) digits is 117600, while the sum is 41.

The spelling of 40564111757 in words is "forty billion, five hundred sixty-four million, one hundred eleven thousand, seven hundred fifty-seven".