2842949326421 has 4 divisors (see below), whose sum is σ = 2844861196992. Its totient is φ = 2841037455852.

The previous prime is 2842949326417. The next prime is 2842949326429. The reversal of 2842949326421 is 1246239492482.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2842949326421 - 2² = 2842949326417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2842949326429) 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 3 ways as a sum of consecutive naturals, for example, 955933055 + ... + 955936028.

It is an arithmetic number, because the mean of its divisors is an integer number (711215299248).

Almost surely, 2^{2842949326421} is an apocalyptic number.

It is an amenable number.

2842949326421 is a deficient number, since it is larger than the sum of its proper divisors (1911870571).

2842949326421 is a wasteful number, since it uses less digits than its factorization.

2842949326421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1911870570.

The product of its digits is 11943936, while the sum is 56.

The spelling of 2842949326421 in words is "two trillion, eight hundred forty-two billion, nine hundred forty-nine million, three hundred twenty-six thousand, four hundred twenty-one".