10126125440 has 32 divisors (see below), whose sum is σ = 24207770160. Its totient is φ = 4050449920.

The previous prime is 10126125439. The next prime is 10126125461. The reversal of 10126125440 is 4452162101.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7910396 + ... + 7911675.

Almost surely, 2^10126125440 is an apocalyptic number.

10126125440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10126125440 is an abundant number, since it is smaller than the sum of its proper divisors (14081644720).

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

10126125440 is an equidigital number, since it uses as much as digits as its factorization.

10126125440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15822090 (or 15822078 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 10126125440 its reverse (4452162101), we get a palindrome (14578287541).

The spelling of 10126125440 in words is "ten billion, one hundred twenty-six million, one hundred twenty-five thousand, four hundred forty".