11287078242 has 16 divisors (see below), whose sum is σ = 24626352672. Its totient is φ = 3420326720.

The previous prime is 11287078223. The next prime is 11287078267. The reversal of 11287078242 is 24287078211.

It is a junction number, because it is equal to n+sod(n) for n = 11287078194 and 11287078203.

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 7 ways as a sum of consecutive naturals, for example, 85508103 + ... + 85508234.

It is an arithmetic number, because the mean of its divisors is an integer number (1539147042).

Almost surely, 2^11287078242 is an apocalyptic number.

11287078242 is an abundant number, since it is smaller than the sum of its proper divisors (13339274430).

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

11287078242 is a wasteful number, since it uses less digits than its factorization.

11287078242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171016353.

The product of its (nonzero) digits is 100352, while the sum is 42.

The spelling of 11287078242 in words is "eleven billion, two hundred eighty-seven million, seventy-eight thousand, two hundred forty-two".