40862726791 has 2 divisors, whose sum is σ = 40862726792. Its totient is φ = 40862726790.

The previous prime is 40862726783. The next prime is 40862726797. The reversal of 40862726791 is 19762726804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40862726791 - 2³ = 40862726783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40862726797) 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, 20431363395 + 20431363396.

It is an arithmetic number, because the mean of its divisors is an integer number (20431363396).

Almost surely, 2^40862726791 is an apocalyptic number.

40862726791 is a deficient number, since it is larger than the sum of its proper divisors (1).

40862726791 is an equidigital number, since it uses as much as digits as its factorization.

40862726791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 40862726791 in words is "forty billion, eight hundred sixty-two million, seven hundred twenty-six thousand, seven hundred ninety-one".