4042424220397 has 8 divisors (see below), whose sum is σ = 4050313344000. Its totient is φ = 4034538899664.

The previous prime is 4042424220343. The next prime is 4042424220437. The reversal of 4042424220397 is 7930224242404.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4042424220397 - 2¹⁵ = 4042424187629 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 (4042424220337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1182004 + ... + 3079282.

It is an arithmetic number, because the mean of its divisors is an integer number (506289168000).

Almost surely, 2^{4042424220397} is an apocalyptic number.

It is an amenable number.

4042424220397 is a deficient number, since it is larger than the sum of its proper divisors (7889123603).

4042424220397 is a wasteful number, since it uses less digits than its factorization.

4042424220397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901435.

The product of its (nonzero) digits is 774144, while the sum is 43.

The spelling of 4042424220397 in words is "four trillion, forty-two billion, four hundred twenty-four million, two hundred twenty thousand, three hundred ninety-seven".