10144456340 has 12 divisors (see below), whose sum is σ = 21303358356. Its totient is φ = 4057782528.

The previous prime is 10144456297. The next prime is 10144456373. The reversal of 10144456340 is 4365444101.

It can be written as a sum of positive squares in 2 ways, for example, as 4255735696 + 5888720644 = 65236^2 + 76738^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10144456297 and 10144456306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253611389 + ... + 253611428.

It is an arithmetic number, because the mean of its divisors is an integer number (1775279863).

Almost surely, 2^10144456340 is an apocalyptic number.

10144456340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10144456340 is an abundant number, since it is smaller than the sum of its proper divisors (11158902016).

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

10144456340 is a wasteful number, since it uses less digits than its factorization.

10144456340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507222826 (or 507222824 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 10144456340 in words is "ten billion, one hundred forty-four million, four hundred fifty-six thousand, three hundred forty".