11044505420 has 48 divisors (see below), whose sum is σ = 25143077568. Its totient is φ = 4050950400.

The previous prime is 11044505411. The next prime is 11044505467. The reversal of 11044505420 is 2450544011.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 11044505420.

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, 101399 + ... + 179918.

It is an arithmetic number, because the mean of its divisors is an integer number (523814116).

Almost surely, 2^11044505420 is an apocalyptic number.

11044505420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11044505420 is an abundant number, since it is smaller than the sum of its proper divisors (14098572148).

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

11044505420 is a wasteful number, since it uses less digits than its factorization.

11044505420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281490 (or 281488 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The spelling of 11044505420 in words is "eleven billion, forty-four million, five hundred five thousand, four hundred twenty".