10142254440 has 96 divisors (see below), whose sum is σ = 32975654400. Its totient is φ = 2703507840.

The previous prime is 10142254439. The next prime is 10142254459. The reversal of 10142254440 is 4445224101.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1303281 + ... + 1311039.

It is an arithmetic number, because the mean of its divisors is an integer number (343496400).

Almost surely, 2^10142254440 is an apocalyptic number.

10142254440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10142254440 is an abundant number, since it is smaller than the sum of its proper divisors (22833399960).

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

10142254440 is a wasteful number, since it uses less digits than its factorization.

10142254440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11407 (or 11400 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 10142254440 its reverse (4445224101), we get a palindrome (14587478541).

The spelling of 10142254440 in words is "ten billion, one hundred forty-two million, two hundred fifty-four thousand, four hundred forty".