1053444500409 has 32 divisors (see below), whose sum is σ = 1611430359040. Its totient is φ = 599650905600.

The previous prime is 1053444500393. The next prime is 1053444500483. The reversal of 1053444500409 is 9040054443501.

It is not a de Polignac number, because 1053444500409 - 2⁴ = 1053444500393 is a prime.

It is a super-2 number, since 2×1053444500409² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1053444500309) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50804574 + ... + 50825304.

It is an arithmetic number, because the mean of its divisors is an integer number (50357198720).

Almost surely, 2^{1053444500409} is an apocalyptic number.

It is an amenable number.

1053444500409 is a deficient number, since it is larger than the sum of its proper divisors (557985858631).

1053444500409 is a wasteful number, since it uses less digits than its factorization.

1053444500409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29941.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 1053444500409 in words is "one trillion, fifty-three billion, four hundred forty-four million, five hundred thousand, four hundred nine".