33242140140 has 144 divisors (see below), whose sum is σ = 104360949504. Its totient is φ = 7840684800.

The previous prime is 33242140121. The next prime is 33242140163. The reversal of 33242140140 is 4104124233.

It is a super-2 number, since 2×33242140140² (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 33242140140.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 885145 + ... + 921935.

It is an arithmetic number, because the mean of its divisors is an integer number (724728816).

Almost surely, 2^33242140140 is an apocalyptic number.

33242140140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33242140140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52180474752).

33242140140 is an abundant number, since it is smaller than the sum of its proper divisors (71118809364).

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

33242140140 is a wasteful number, since it uses less digits than its factorization.

33242140140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36888 (or 36849 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 33242140140 its reverse (4104124233), we get a palindrome (37346264373).

The spelling of 33242140140 in words is "thirty-three billion, two hundred forty-two million, one hundred forty thousand, one hundred forty".