11123621244 has 48 divisors (see below), whose sum is σ = 29618461600. Its totient is φ = 3607659648.

The previous prime is 11123621219. The next prime is 11123621279. The reversal of 11123621244 is 44212632111.

11123621244 is a `hidden beast` number, since 1 + 1 + 12 + 3 + 621 + 24 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1387849 + ... + 1395840.

Almost surely, 2^11123621244 is an apocalyptic number.

It is an amenable number.

11123621244 is an abundant number, since it is smaller than the sum of its proper divisors (18494840356).

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

11123621244 is a wasteful number, since it uses less digits than its factorization.

11123621244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2783739 (or 2783731 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The spelling of 11123621244 in words is "eleven billion, one hundred twenty-three million, six hundred twenty-one thousand, two hundred forty-four".