33203142040 has 64 divisors (see below), whose sum is σ = 75479040000. Its totient is φ = 13144728960.

The previous prime is 33203142019. The next prime is 33203142097. The reversal of 33203142040 is 4024130233.

It is a happy number.

It is a super-2 number, since 2×33203142040² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1509441 + ... + 1531279.

It is an arithmetic number, because the mean of its divisors is an integer number (1179360000).

Almost surely, 2^33203142040 is an apocalyptic number.

It is an amenable number.

33203142040 is an abundant number, since it is smaller than the sum of its proper divisors (42275897960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33203142040 is a wasteful number, since it uses less digits than its factorization.

33203142040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22240 (or 22236 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 33203142040 its reverse (4024130233), we get a palindrome (37227272273).

The spelling of 33203142040 in words is "thirty-three billion, two hundred three million, one hundred forty-two thousand, forty".