2820402486426 has 32 divisors (see below), whose sum is σ = 6726922702848. Its totient is φ = 770793225840.

The previous prime is 2820402486397. The next prime is 2820402486491. The reversal of 2820402486426 is 6246842040282.

It is a super-2 number, since 2×2820402486426² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1459834690 + ... + 1459836621.

It is an arithmetic number, because the mean of its divisors is an integer number (210216334464).

Almost surely, 2^{2820402486426} is an apocalyptic number.

2820402486426 is an abundant number, since it is smaller than the sum of its proper divisors (3906520216422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2820402486426 is a wasteful number, since it uses less digits than its factorization.

2820402486426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2919671346.

The product of its (nonzero) digits is 2359296, while the sum is 48.

The spelling of 2820402486426 in words is "two trillion, eight hundred twenty billion, four hundred two million, four hundred eighty-six thousand, four hundred twenty-six".