33452020438 has 4 divisors (see below), whose sum is σ = 50178030660. Its totient is φ = 16726010218.

The previous prime is 33452020411. The next prime is 33452020439. The reversal of 33452020438 is 83402025433.

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

It is a super-2 number, since 2×33452020438² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33452020439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8363005108 + ... + 8363005111.

It is an arithmetic number, because the mean of its divisors is an integer number (12544507665).

Almost surely, 2^33452020438 is an apocalyptic number.

33452020438 is a deficient number, since it is larger than the sum of its proper divisors (16726010222).

33452020438 is a wasteful number, since it uses less digits than its factorization.

33452020438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16726010221.

The product of its (nonzero) digits is 69120, while the sum is 34.

The spelling of 33452020438 in words is "thirty-three billion, four hundred fifty-two million, twenty thousand, four hundred thirty-eight".