2126422505420 has 24 divisors (see below), whose sum is σ = 4619469582000. Its totient is φ = 821239036352.

The previous prime is 2126422505399. The next prime is 2126422505461. The reversal of 2126422505420 is 245052246212.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 1833122270 + ... + 1833123429.

It is an arithmetic number, because the mean of its divisors is an integer number (192477899250).

Almost surely, 2^{2126422505420} is an apocalyptic number.

2126422505420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2126422505420 is an abundant number, since it is smaller than the sum of its proper divisors (2493047076580).

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

2126422505420 is a wasteful number, since it uses less digits than its factorization.

2126422505420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3666245737 (or 3666245735 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

The spelling of 2126422505420 in words is "two trillion, one hundred twenty-six billion, four hundred twenty-two million, five hundred five thousand, four hundred twenty".