4042655020124 has 72 divisors (see below), whose sum is σ = 8377050709440. Its totient is φ = 1701770563584.

The previous prime is 4042655020099. The next prime is 4042655020193. The reversal of 4042655020124 is 4210205562404.

It is a super-2 number, since 2×4042655020124² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2312024 + ... + 3664800.

It is an arithmetic number, because the mean of its divisors is an integer number (116347926520).

Almost surely, 2^{4042655020124} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4042655020124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4188525354720).

4042655020124 is an abundant number, since it is smaller than the sum of its proper divisors (4334395689316).

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

4042655020124 is a wasteful number, since it uses less digits than its factorization.

4042655020124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353067 (or 1353058 counting only the distinct ones).

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

The spelling of 4042655020124 in words is "four trillion, forty-two billion, six hundred fifty-five million, twenty thousand, one hundred twenty-four".