33400321330042 has 8 divisors (see below), whose sum is σ = 50123121171156. Its totient is φ = 16692614272992.

The previous prime is 33400321330037. The next prime is 33400321330049. The reversal of 33400321330042 is 24003312300433.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 30345764672601 + 3054556657441 = 5508699^2 + 1747729^2 .

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

It is a super-2 number, since 2×33400321330042² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33400321330049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3773190483 + ... + 3773199334.

Almost surely, 2^{33400321330042} is an apocalyptic number.

33400321330042 is a deficient number, since it is larger than the sum of its proper divisors (16722799841114).

33400321330042 is a wasteful number, since it uses less digits than its factorization.

33400321330042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7546392032.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 33400321330042 its reverse (24003312300433), we get a palindrome (57403633630475).

The spelling of 33400321330042 in words is "thirty-three trillion, four hundred billion, three hundred twenty-one million, three hundred thirty thousand, forty-two".