10420344344 has 32 divisors (see below), whose sum is σ = 21776266800. Its totient is φ = 4645601280.

The previous prime is 10420344343. The next prime is 10420344377. The reversal of 10420344344 is 44344302401.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10420344343) 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, 2013737 + ... + 2018904.

Almost surely, 2^10420344344 is an apocalyptic number.

It is an amenable number.

10420344344 is an abundant number, since it is smaller than the sum of its proper divisors (11355922456).

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

10420344344 is a wasteful number, since it uses less digits than its factorization.

10420344344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4032683 (or 4032679 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 10420344344 its reverse (44344302401), we get a palindrome (54764646745).

The spelling of 10420344344 in words is "ten billion, four hundred twenty million, three hundred forty-four thousand, three hundred forty-four".