11531850342 has 16 divisors (see below), whose sum is σ = 23101704192. Its totient is φ = 3837616200.

The previous prime is 11531850313. The next prime is 11531850359. The reversal of 11531850342 is 24305813511.

11531850342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 1579534 + ... + 1586817.

It is an arithmetic number, because the mean of its divisors is an integer number (1443856512).

Almost surely, 2^11531850342 is an apocalyptic number.

11531850342 is an abundant number, since it is smaller than the sum of its proper divisors (11569853850).

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

11531850342 is a wasteful number, since it uses less digits than its factorization.

11531850342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3166963.

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 11531850342 in words is "eleven billion, five hundred thirty-one million, eight hundred fifty thousand, three hundred forty-two".