10445544140 has 48 divisors (see below), whose sum is σ = 22718029824. Its totient is φ = 4031697600.

The previous prime is 10445544119. The next prime is 10445544163. The reversal of 10445544140 is 4144554401.

It is a junction number, because it is equal to n+sod(n) for n = 10445544097 and 10445544106.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11516 + ... + 144995.

It is an arithmetic number, because the mean of its divisors is an integer number (473292288).

Almost surely, 2^10445544140 is an apocalyptic number.

10445544140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10445544140 is an abundant number, since it is smaller than the sum of its proper divisors (12272485684).

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

10445544140 is a wasteful number, since it uses less digits than its factorization.

10445544140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156638 (or 156636 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 32.

The spelling of 10445544140 in words is "ten billion, four hundred forty-five million, five hundred forty-four thousand, one hundred forty".