40161048211 has 2 divisors, whose sum is σ = 40161048212. Its totient is φ = 40161048210.

The previous prime is 40161048181. The next prime is 40161048227. The reversal of 40161048211 is 11284016104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40161048211 - 2²⁷ = 40026830483 is a prime.

It is a super-4 number, since 4×40161048211⁴ (a number of 44 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 40161048211.

It is not a weakly prime, because it can be changed into another prime (40161048311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20080524105 + 20080524106.

It is an arithmetic number, because the mean of its divisors is an integer number (20080524106).

Almost surely, 2^40161048211 is an apocalyptic number.

40161048211 is a deficient number, since it is larger than the sum of its proper divisors (1).

40161048211 is an equidigital number, since it uses as much as digits as its factorization.

40161048211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 28.

The spelling of 40161048211 in words is "forty billion, one hundred sixty-one million, forty-eight thousand, two hundred eleven".