33543412142 has 4 divisors (see below), whose sum is σ = 50315118216. Its totient is φ = 16771706070.

The previous prime is 33543412103. The next prime is 33543412153. The reversal of 33543412142 is 24121434533.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×33543412142² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33543412099 and 33543412108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8385853034 + ... + 8385853037.

It is an arithmetic number, because the mean of its divisors is an integer number (12578779554).

Almost surely, 2^33543412142 is an apocalyptic number.

33543412142 is a deficient number, since it is larger than the sum of its proper divisors (16771706074).

33543412142 is a wasteful number, since it uses less digits than its factorization.

33543412142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16771706073.

The product of its digits is 34560, while the sum is 32.

Adding to 33543412142 its reverse (24121434533), we get a palindrome (57664846675).

The spelling of 33543412142 in words is "thirty-three billion, five hundred forty-three million, four hundred twelve thousand, one hundred forty-two".