2490089543693 has 2 divisors, whose sum is σ = 2490089543694. Its totient is φ = 2490089543692.

The previous prime is 2490089543609. The next prime is 2490089543717. The reversal of 2490089543693 is 3963459800942.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1253374289764 + 1236715253929 = 1119542^2 + 1112077^2 .

It is a cyclic number.

It is not a de Polignac number, because 2490089543693 - 2¹⁴ = 2490089527309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2490089543603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1245044771846 + 1245044771847.

It is an arithmetic number, because the mean of its divisors is an integer number (1245044771847).

Almost surely, 2^{2490089543693} is an apocalyptic number.

It is an amenable number.

2490089543693 is a deficient number, since it is larger than the sum of its proper divisors (1).

2490089543693 is an equidigital number, since it uses as much as digits as its factorization.

2490089543693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50388480, while the sum is 62.

The spelling of 2490089543693 in words is "two trillion, four hundred ninety billion, eighty-nine million, five hundred forty-three thousand, six hundred ninety-three".