10444421013 has 32 divisors (see below), whose sum is σ = 15417360000. Its totient is φ = 6247570176.

The previous prime is 10444420999. The next prime is 10444421033. The reversal of 10444421013 is 31012444401.

It is not a de Polignac number, because 10444421013 - 2⁸ = 10444420757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10444421033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1813863 + ... + 1819611.

It is an arithmetic number, because the mean of its divisors is an integer number (481792500).

Almost surely, 2^10444421013 is an apocalyptic number.

10444421013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

10444421013 is a deficient number, since it is larger than the sum of its proper divisors (4972938987).

10444421013 is a wasteful number, since it uses less digits than its factorization.

10444421013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7061.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 10444421013 its reverse (31012444401), we get a palindrome (41456865414).

The spelling of 10444421013 in words is "ten billion, four hundred forty-four million, four hundred twenty-one thousand, thirteen".