33423140402 has 8 divisors (see below), whose sum is σ = 50135508012. Its totient is φ = 16711304400.

The previous prime is 33423140393. The next prime is 33423140441. The reversal of 33423140402 is 20404132433.

It can be written as a sum of positive squares in 2 ways, for example, as 30593857921 + 2829282481 = 174911^2 + 53191^2 .

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

It is a super-2 number, since 2×33423140402² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122252 + ... + 285992.

Almost surely, 2^33423140402 is an apocalyptic number.

33423140402 is a deficient number, since it is larger than the sum of its proper divisors (16712367610).

33423140402 is a wasteful number, since it uses less digits than its factorization.

33423140402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265804.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 33423140402 its reverse (20404132433), we get a palindrome (53827272835).

The spelling of 33423140402 in words is "thirty-three billion, four hundred twenty-three million, one hundred forty thousand, four hundred two".