10144433409 has 16 divisors (see below), whose sum is σ = 15623513280. Its totient is φ = 5786485760.

The previous prime is 10144433401. The next prime is 10144433471. The reversal of 10144433409 is 90433444101.

It is not a de Polignac number, because 10144433409 - 2³ = 10144433401 is a prime.

It is a super-2 number, since 2×10144433409² (a number of 21 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 10144433409.

It is not an unprimeable number, because it can be changed into a prime (10144433401) 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, 9040824 + ... + 9041945.

It is an arithmetic number, because the mean of its divisors is an integer number (976469580).

Almost surely, 2^10144433409 is an apocalyptic number.

It is an amenable number.

10144433409 is a deficient number, since it is larger than the sum of its proper divisors (5479079871).

10144433409 is a wasteful number, since it uses less digits than its factorization.

10144433409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18082800.

The product of its (nonzero) digits is 20736, while the sum is 33.

The spelling of 10144433409 in words is "ten billion, one hundred forty-four million, four hundred thirty-three thousand, four hundred nine".