40125485290019 has 2 divisors, whose sum is σ = 40125485290020. Its totient is φ = 40125485290018.

The previous prime is 40125485289893. The next prime is 40125485290067. The reversal of 40125485290019 is 91009258452104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40125485290019 - 2²⁸ = 40125216854563 is a prime.

It is a super-2 number, since 2×40125485290019² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40125485290069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20062742645009 + 20062742645010.

It is an arithmetic number, because the mean of its divisors is an integer number (20062742645010).

Almost surely, 2^{40125485290019} is an apocalyptic number.

40125485290019 is a deficient number, since it is larger than the sum of its proper divisors (1).

40125485290019 is an equidigital number, since it uses as much as digits as its factorization.

40125485290019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1036800, while the sum is 50.

The spelling of 40125485290019 in words is "forty trillion, one hundred twenty-five billion, four hundred eighty-five million, two hundred ninety thousand, nineteen".