2685134495043 has 192 divisors, whose sum is σ = 5247375823872. Its totient is φ = 1277751075840.

The previous prime is 2685134495023. The next prime is 2685134495063. The reversal of 2685134495043 is 3405944315862.

It is a happy number.

2685134495043 is a `hidden beast` number, since 2 + 6 + 85 + 1 + 34 + 495 + 0 + 43 = 666.

It is a Cunningham number, because it is equal to 1638638²-1.

It is an interprime number because it is at equal distance from previous prime (2685134495023) and next prime (2685134495063).

It is not a de Polignac number, because 2685134495043 - 2⁸ = 2685134494787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2685134495023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1640276821 + ... + 1640278457.

It is an arithmetic number, because the mean of its divisors is an integer number (27330082416).

Almost surely, 2^{2685134495043} is an apocalyptic number.

2685134495043 is a deficient number, since it is larger than the sum of its proper divisors (2562241328829).

2685134495043 is a wasteful number, since it uses less digits than its factorization.

2685134495043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2954 (or 2951 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 54.

The spelling of 2685134495043 in words is "two trillion, six hundred eighty-five billion, one hundred thirty-four million, four hundred ninety-five thousand, forty-three".