40476671237081 has 2 divisors, whose sum is σ = 40476671237082. Its totient is φ = 40476671237080.

The previous prime is 40476671237077. The next prime is 40476671237087. The reversal of 40476671237081 is 18073217667404.

40476671237081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28907999611456 + 11568671625625 = 5376616^2 + 3401275^2 .

It is a cyclic number.

It is not a de Polignac number, because 40476671237081 - 2² = 40476671237077 is a prime.

It is a super-2 number, since 2×40476671237081² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40476671237087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20238335618540 + 20238335618541.

It is an arithmetic number, because the mean of its divisors is an integer number (20238335618541).

Almost surely, 2^{40476671237081} is an apocalyptic number.

It is an amenable number.

40476671237081 is a deficient number, since it is larger than the sum of its proper divisors (1).

40476671237081 is an equidigital number, since it uses as much as digits as its factorization.

40476671237081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9483264, while the sum is 56.

The spelling of 40476671237081 in words is "forty trillion, four hundred seventy-six billion, six hundred seventy-one million, two hundred thirty-seven thousand, eighty-one".