11172036426534 has 96 divisors (see below), whose sum is σ = 25533497808000. Its totient is φ = 3520623180672.

The previous prime is 11172036426521. The next prime is 11172036426569. The reversal of 11172036426534 is 43562463027111.

11172036426534 is a `hidden beast` number, since 1 + 1 + 1 + 7 + 20 + 364 + 265 + 3 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 11172036426534.

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 47 ways as a sum of consecutive naturals, for example, 338848402 + ... + 338881370.

It is an arithmetic number, because the mean of its divisors is an integer number (265973935500).

Almost surely, 2^{11172036426534} is an apocalyptic number.

11172036426534 is an abundant number, since it is smaller than the sum of its proper divisors (14361461381466).

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

11172036426534 is a wasteful number, since it uses less digits than its factorization.

11172036426534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35042 (or 35039 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 11172036426534 in words is "eleven trillion, one hundred seventy-two billion, thirty-six million, four hundred twenty-six thousand, five hundred thirty-four".