33013423342 has 16 divisors (see below), whose sum is σ = 49782131712. Its totient is φ = 16419465720.

The previous prime is 33013423307. The next prime is 33013423397. The reversal of 33013423342 is 24332431033.

It is a happy number.

It is a super-2 number, since 2×33013423342² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33013423342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 784243 + ... + 825265.

It is an arithmetic number, because the mean of its divisors is an integer number (3111383232).

Almost surely, 2^33013423342 is an apocalyptic number.

33013423342 is a deficient number, since it is larger than the sum of its proper divisors (16768708370).

33013423342 is a wasteful number, since it uses less digits than its factorization.

33013423342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43143.

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

Adding to 33013423342 its reverse (24332431033), we get a palindrome (57345854375).

The spelling of 33013423342 in words is "thirty-three billion, thirteen million, four hundred twenty-three thousand, three hundred forty-two".