11174750538 has 32 divisors (see below), whose sum is σ = 25571966976. Its totient is φ = 3189075888.

The previous prime is 11174750527. The next prime is 11174750557. The reversal of 11174750538 is 83505747111.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 11174750538.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117906 + ... + 190397.

It is an arithmetic number, because the mean of its divisors is an integer number (799123968).

Almost surely, 2^11174750538 is an apocalyptic number.

11174750538 is an abundant number, since it is smaller than the sum of its proper divisors (14397216438).

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

11174750538 is a wasteful number, since it uses less digits than its factorization.

11174750538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309178.

The product of its (nonzero) digits is 117600, while the sum is 42.

The spelling of 11174750538 in words is "eleven billion, one hundred seventy-four million, seven hundred fifty thousand, five hundred thirty-eight".