4040402980087 has 2 divisors, whose sum is σ = 4040402980088. Its totient is φ = 4040402980086.

The previous prime is 4040402980079. The next prime is 4040402980111. The reversal of 4040402980087 is 7800892040404.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4040402980087 - 2³ = 4040402980079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4040402980007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2020201490043 + 2020201490044.

It is an arithmetic number, because the mean of its divisors is an integer number (2020201490044).

Almost surely, 2^{4040402980087} is an apocalyptic number.

4040402980087 is a deficient number, since it is larger than the sum of its proper divisors (1).

4040402980087 is an equidigital number, since it uses as much as digits as its factorization.

4040402980087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 516096, while the sum is 46.

The spelling of 4040402980087 in words is "four trillion, forty billion, four hundred two million, nine hundred eighty thousand, eighty-seven".