42044401013 has 8 divisors (see below), whose sum is σ = 42090383328. Its totient is φ = 41998445424.

The previous prime is 42044400973. The next prime is 42044401033. The reversal of 42044401013 is 31010444024.

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 42044401013 - 2²⁴ = 42027623797 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42044401013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42044401033) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4899995 + ... + 4908567.

It is an arithmetic number, because the mean of its divisors is an integer number (5261297916).

Almost surely, 2^42044401013 is an apocalyptic number.

It is an amenable number.

42044401013 is a deficient number, since it is larger than the sum of its proper divisors (45982315).

42044401013 is a wasteful number, since it uses less digits than its factorization.

42044401013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13363.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 42044401013 its reverse (31010444024), we get a palindrome (73054845037).

The spelling of 42044401013 in words is "forty-two billion, forty-four million, four hundred one thousand, thirteen".