940262068981 has 2 divisors, whose sum is σ = 940262068982. Its totient is φ = 940262068980.

The previous prime is 940262068957. The next prime is 940262069003. The reversal of 940262068981 is 189860262049.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 815889466756 + 124372602225 = 903266^2 + 352665^2 .

It is a cyclic number.

It is not a de Polignac number, because 940262068981 - 2²¹ = 940259971829 is a prime.

It is a super-2 number, since 2×940262068981² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (940262068181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470131034490 + 470131034491.

It is an arithmetic number, because the mean of its divisors is an integer number (470131034491).

Almost surely, 2^940262068981 is an apocalyptic number.

It is an amenable number.

940262068981 is a deficient number, since it is larger than the sum of its proper divisors (1).

940262068981 is an equidigital number, since it uses as much as digits as its factorization.

940262068981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2985984, while the sum is 55.

The spelling of 940262068981 in words is "nine hundred forty billion, two hundred sixty-two million, sixty-eight thousand, nine hundred eighty-one".