42244205501 has 16 divisors (see below), whose sum is σ = 45038592000. Its totient is φ = 39530383728.

The previous prime is 42244205461. The next prime is 42244205537. The reversal of 42244205501 is 10550244224.

It is a de Polignac number, because none of the positive numbers 2^k-42244205501 is a prime.

It is a super-2 number, since 2×42244205501² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42244201501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2910380 + ... + 2924858.

It is an arithmetic number, because the mean of its divisors is an integer number (2814912000).

Almost surely, 2^42244205501 is an apocalyptic number.

It is an amenable number.

42244205501 is a deficient number, since it is larger than the sum of its proper divisors (2794386499).

42244205501 is a wasteful number, since it uses less digits than its factorization.

42244205501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17248.

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 42244205501 its reverse (10550244224), we get a palindrome (52794449725).

The spelling of 42244205501 in words is "forty-two billion, two hundred forty-four million, two hundred five thousand, five hundred one".