40893166843 has 2 divisors, whose sum is σ = 40893166844. Its totient is φ = 40893166842.

The previous prime is 40893166807. The next prime is 40893166859. The reversal of 40893166843 is 34866139804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40893166843 - 2²⁵ = 40859612411 is a prime.

It is not a weakly prime, because it can be changed into another prime (40893166543) 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, 20446583421 + 20446583422.

It is an arithmetic number, because the mean of its divisors is an integer number (20446583422).

Almost surely, 2^40893166843 is an apocalyptic number.

40893166843 is a deficient number, since it is larger than the sum of its proper divisors (1).

40893166843 is an equidigital number, since it uses as much as digits as its factorization.

40893166843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2985984, while the sum is 52.

The spelling of 40893166843 in words is "forty billion, eight hundred ninety-three million, one hundred sixty-six thousand, eight hundred forty-three".