40886053209 has 21 divisors (see below), whose sum is σ = 61309223823. Its totient is φ = 27253729152.

The previous prime is 40886053207. The next prime is 40886053211. The reversal of 40886053209 is 90235068804.

The square root of 40886053209 is 202203.

It is a perfect power (a square), and thus also a powerful number.

40886053209 is a `hidden beast` number, since 4 + 0 + 8 + 8 + 605 + 32 + 0 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (40886053207) and next prime (40886053211).

It can be written as a sum of positive squares in only one way, i.e., 20562699609 + 20323353600 = 143397^2 + 142560^2 .

It is not a de Polignac number, because 40886053209 - 2¹ = 40886053207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40886053207) by changing a digit.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 5455737 + ... + 5463225.

Almost surely, 2^40886053209 is an apocalyptic number.

40886053209 is the 202203-rd square number.

40886053209 is the 101102-nd centered octagonal number.

It is an amenable number.

40886053209 is a deficient number, since it is larger than the sum of its proper divisors (20423170614).

40886053209 is an frugal number, since it uses more digits than its factorization.

40886053209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14996 (or 7492 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 40886053209 in words is "forty billion, eight hundred eighty-six million, fifty-three thousand, two hundred nine".