10101909444 has 48 divisors (see below), whose sum is σ = 25721484096. Its totient is φ = 3060288000.

The previous prime is 10101909443. The next prime is 10101909449. The reversal of 10101909444 is 44490910101.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (10101909443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 545424 + ... + 563640.

It is an arithmetic number, because the mean of its divisors is an integer number (535864252).

Almost surely, 2^10101909444 is an apocalyptic number.

It is an amenable number.

10101909444 is an abundant number, since it is smaller than the sum of its proper divisors (15619574652).

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

10101909444 is a wasteful number, since it uses less digits than its factorization.

10101909444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22436 (or 22434 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 33.

The spelling of 10101909444 in words is "ten billion, one hundred one million, nine hundred nine thousand, four hundred forty-four".