2092407818509 has 2 divisors, whose sum is σ = 2092407818510. Its totient is φ = 2092407818508.

The previous prime is 2092407818429. The next prime is 2092407818573. The reversal of 2092407818509 is 9058187042902.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2071785996900 + 20621821609 = 1439370^2 + 143603^2 .

It is a cyclic number.

It is not a de Polignac number, because 2092407818509 - 2⁷ = 2092407818381 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2092407818509.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2092407888509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1046203909254 + 1046203909255.

It is an arithmetic number, because the mean of its divisors is an integer number (1046203909255).

Almost surely, 2^{2092407818509} is an apocalyptic number.

It is an amenable number.

2092407818509 is a deficient number, since it is larger than the sum of its proper divisors (1).

2092407818509 is an equidigital number, since it uses as much as digits as its factorization.

2092407818509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2903040, while the sum is 55.

The spelling of 2092407818509 in words is "two trillion, ninety-two billion, four hundred seven million, eight hundred eighteen thousand, five hundred nine".