40526555513 has 2 divisors, whose sum is σ = 40526555514. Its totient is φ = 40526555512.

The previous prime is 40526555501. The next prime is 40526555551. The reversal of 40526555513 is 31555562504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36390522169 + 4136033344 = 190763^2 + 64312^2 .

It is a cyclic number.

It is not a de Polignac number, because 40526555513 - 2⁸ = 40526555257 is a prime.

It is not a weakly prime, because it can be changed into another prime (40526155513) 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, 20263277756 + 20263277757.

It is an arithmetic number, because the mean of its divisors is an integer number (20263277757).

Almost surely, 2^40526555513 is an apocalyptic number.

It is an amenable number.

40526555513 is a deficient number, since it is larger than the sum of its proper divisors (1).

40526555513 is an equidigital number, since it uses as much as digits as its factorization.

40526555513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 40526555513 in words is "forty billion, five hundred twenty-six million, five hundred fifty-five thousand, five hundred thirteen".