10244015440 has 40 divisors (see below), whose sum is σ = 23823296640. Its totient is φ = 4096580736.

The previous prime is 10244015429. The next prime is 10244015443. The reversal of 10244015440 is 4451044201.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10244015443) 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, 360637 + ... + 388003.

It is an arithmetic number, because the mean of its divisors is an integer number (595582416).

Almost surely, 2^10244015440 is an apocalyptic number.

10244015440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10244015440 is an abundant number, since it is smaller than the sum of its proper divisors (13579281200).

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

10244015440 is a wasteful number, since it uses less digits than its factorization.

10244015440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32059 (or 32053 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 10244015440 its reverse (4451044201), we get a palindrome (14695059641).

The spelling of 10244015440 in words is "ten billion, two hundred forty-four million, fifteen thousand, four hundred forty".