10140406635444 has 24 divisors (see below), whose sum is σ = 23661068151840. Its totient is φ = 3380118497184.

The previous prime is 10140406635433. The next prime is 10140406635479. The reversal of 10140406635444 is 44453660404101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10140406635396 and 10140406635405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 474867 + ... + 4528389.

It is an arithmetic number, because the mean of its divisors is an integer number (985877839660).

Almost surely, 2^{10140406635444} is an apocalyptic number.

It is an amenable number.

10140406635444 is an abundant number, since it is smaller than the sum of its proper divisors (13520661516396).

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

10140406635444 is a wasteful number, since it uses less digits than its factorization.

10140406635444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4261999 (or 4261997 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 42.

The spelling of 10140406635444 in words is "ten trillion, one hundred forty billion, four hundred six million, six hundred thirty-five thousand, four hundred forty-four".