4222879528621 has 16 divisors (see below), whose sum is σ = 4550038089408. Its totient is φ = 3896053200000.

The previous prime is 4222879528603. The next prime is 4222879528627. The reversal of 4222879528621 is 1268259782224.

It is a happy number.

It is not a de Polignac number, because 4222879528621 - 2⁷ = 4222879528493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4222879528627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357834921 + ... + 357846721.

It is an arithmetic number, because the mean of its divisors is an integer number (284377380588).

Almost surely, 2^{4222879528621} is an apocalyptic number.

It is an amenable number.

4222879528621 is a deficient number, since it is larger than the sum of its proper divisors (327158560787).

4222879528621 is a wasteful number, since it uses less digits than its factorization.

4222879528621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23532.

The product of its digits is 15482880, while the sum is 58.

The spelling of 4222879528621 in words is "four trillion, two hundred twenty-two billion, eight hundred seventy-nine million, five hundred twenty-eight thousand, six hundred twenty-one".