11297133937542 has 16 divisors (see below), whose sum is σ = 22720492837440. Its totient is φ = 3744673818792.

The previous prime is 11297133937519. The next prime is 11297133937567. The reversal of 11297133937542 is 24573933179211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5259372268 + ... + 5259374415.

It is an arithmetic number, because the mean of its divisors is an integer number (1420030802340).

Almost surely, 2^{11297133937542} is an apocalyptic number.

11297133937542 is an abundant number, since it is smaller than the sum of its proper divisors (11423358899898).

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

11297133937542 is a wasteful number, since it uses less digits than its factorization.

11297133937542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10518746867.

The product of its digits is 8573040, while the sum is 57.

The spelling of 11297133937542 in words is "eleven trillion, two hundred ninety-seven billion, one hundred thirty-three million, nine hundred thirty-seven thousand, five hundred forty-two".