4221749031339 has 64 divisors (see below), whose sum is σ = 6507432673280. Its totient is φ = 2384722529280.

The previous prime is 4221749031337. The next prime is 4221749031359. The reversal of 4221749031339 is 9331309471224.

It is a happy number.

It is not a de Polignac number, because 4221749031339 - 2¹ = 4221749031337 is a prime.

It is a super-2 number, since 2×4221749031339² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4221749031337) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1192245909 + ... + 1192249449.

It is an arithmetic number, because the mean of its divisors is an integer number (101678635520).

Almost surely, 2^{4221749031339} is an apocalyptic number.

4221749031339 is a deficient number, since it is larger than the sum of its proper divisors (2285683641941).

4221749031339 is a wasteful number, since it uses less digits than its factorization.

4221749031339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5180.

The product of its (nonzero) digits is 979776, while the sum is 48.

The spelling of 4221749031339 in words is "four trillion, two hundred twenty-one billion, seven hundred forty-nine million, thirty-one thousand, three hundred thirty-nine".