2549820020075 has 24 divisors (see below), whose sum is σ = 3217346838528. Its totient is φ = 2004163397280.

The previous prime is 2549820020063. The next prime is 2549820020123. The reversal of 2549820020075 is 5700200289452.

It is not a de Polignac number, because 2549820020075 - 2¹⁰ = 2549820019051 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1345787 + ... + 2628836.

It is an arithmetic number, because the mean of its divisors is an integer number (134056118272).

Almost surely, 2^{2549820020075} is an apocalyptic number.

2549820020075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2549820020075 is a deficient number, since it is larger than the sum of its proper divisors (667526818453).

2549820020075 is a wasteful number, since it uses less digits than its factorization.

2549820020075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3975083 (or 3975078 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 2549820020075 in words is "two trillion, five hundred forty-nine billion, eight hundred twenty million, twenty thousand, seventy-five".