40022756461 has 2 divisors, whose sum is σ = 40022756462. Its totient is φ = 40022756460.

The previous prime is 40022756443. The next prime is 40022756467. The reversal of 40022756461 is 16465722004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24214472100 + 15808284361 = 155610^2 + 125731^2 .

It is a cyclic number.

It is not a de Polignac number, because 40022756461 - 2²¹ = 40020659309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40022756461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40022756467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20011378230 + 20011378231.

It is an arithmetic number, because the mean of its divisors is an integer number (20011378231).

Almost surely, 2^40022756461 is an apocalyptic number.

It is an amenable number.

40022756461 is a deficient number, since it is larger than the sum of its proper divisors (1).

40022756461 is an equidigital number, since it uses as much as digits as its factorization.

40022756461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 40022756461 in words is "forty billion, twenty-two million, seven hundred fifty-six thousand, four hundred sixty-one".