11263542804 has 84 divisors (see below), whose sum is σ = 29585957940. Its totient is φ = 3750364800.

The previous prime is 11263542799. The next prime is 11263542863. The reversal of 11263542804 is 40824536211.

It is a happy number.

11263542804 is a `hidden beast` number, since 1 + 1 + 26 + 354 + 280 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 38564100 + 11224978704 = 6210^2 + 105948^2 .

It is a hoax number, since the sum of its digits (36) 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 (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 3792232 + ... + 3795200.

It is an arithmetic number, because the mean of its divisors is an integer number (352213785).

Almost surely, 2^11263542804 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11263542804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14792978970).

11263542804 is an abundant number, since it is smaller than the sum of its proper divisors (18322415136).

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

11263542804 is a wasteful number, since it uses less digits than its factorization.

11263542804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4292 (or 4275 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The spelling of 11263542804 in words is "eleven billion, two hundred sixty-three million, five hundred forty-two thousand, eight hundred four".