12206533742 has 8 divisors (see below), whose sum is σ = 19718246856. Its totient is φ = 5633784792.

The previous prime is 12206533739. The next prime is 12206533861. The reversal of 12206533742 is 24733560221.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 234741008 + ... + 234741059.

It is an arithmetic number, because the mean of its divisors is an integer number (2464780857).

Almost surely, 2^12206533742 is an apocalyptic number.

12206533742 is a deficient number, since it is larger than the sum of its proper divisors (7511713114).

12206533742 is a wasteful number, since it uses less digits than its factorization.

12206533742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469482082.

The product of its (nonzero) digits is 60480, while the sum is 35.

The spelling of 12206533742 in words is "twelve billion, two hundred six million, five hundred thirty-three thousand, seven hundred forty-two".