40421422141069 has 2 divisors, whose sum is σ = 40421422141070. Its totient is φ = 40421422141068.

The previous prime is 40421422141003. The next prime is 40421422141097. The reversal of 40421422141069 is 96014122412404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39772736872969 + 648685268100 = 6306563^2 + 805410^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40421422141069 is a prime.

It is a super-2 number, since 2×40421422141069² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40421422142069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20210711070534 + 20210711070535.

It is an arithmetic number, because the mean of its divisors is an integer number (20210711070535).

Almost surely, 2^{40421422141069} is an apocalyptic number.

It is an amenable number.

40421422141069 is a deficient number, since it is larger than the sum of its proper divisors (1).

40421422141069 is an equidigital number, since it uses as much as digits as its factorization.

40421422141069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 40.

The spelling of 40421422141069 in words is "forty trillion, four hundred twenty-one billion, four hundred twenty-two million, one hundred forty-one thousand, sixty-nine".