40915459771 has 16 divisors (see below), whose sum is σ = 43761669120. Its totient is φ = 38189979360.

The previous prime is 40915459727. The next prime is 40915459799. The reversal of 40915459771 is 17795451904.

40915459771 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 40915459771 - 2³³ = 32325525179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40915459721) 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, 114105 + ... + 307978.

It is an arithmetic number, because the mean of its divisors is an integer number (2735104320).

Almost surely, 2^40915459771 is an apocalyptic number.

40915459771 is a deficient number, since it is larger than the sum of its proper divisors (2846209349).

40915459771 is a wasteful number, since it uses less digits than its factorization.

40915459771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422226.

The product of its (nonzero) digits is 1587600, while the sum is 52.

The spelling of 40915459771 in words is "forty billion, nine hundred fifteen million, four hundred fifty-nine thousand, seven hundred seventy-one".