11757478242 has 16 divisors (see below), whose sum is σ = 24088492512. Its totient is φ = 3823570080.

The previous prime is 11757478241. The next prime is 11757478253. The reversal of 11757478242 is 24287475711.

11757478242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11757478242² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11757478191 and 11757478200.

It is not an unprimeable number, because it can be changed into a prime (11757478241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23897068 + ... + 23897559.

It is an arithmetic number, because the mean of its divisors is an integer number (1505530782).

Almost surely, 2^11757478242 is an apocalyptic number.

11757478242 is an abundant number, since it is smaller than the sum of its proper divisors (12331014270).

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

11757478242 is a wasteful number, since it uses less digits than its factorization.

11757478242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47794673.

The product of its digits is 878080, while the sum is 48.

The spelling of 11757478242 in words is "eleven billion, seven hundred fifty-seven million, four hundred seventy-eight thousand, two hundred forty-two".