33130240032 has 48 divisors (see below), whose sum is σ = 87944058720. Its totient is φ = 10919327232.

The previous prime is 33130239983. The next prime is 33130240043. The reversal of 33130240032 is 23004203133.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×33130240032² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33130239990 and 33130240008.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1930258 + ... + 1947345.

It is an arithmetic number, because the mean of its divisors is an integer number (1832167890).

Almost surely, 2^33130240032 is an apocalyptic number.

33130240032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

33130240032 is an abundant number, since it is smaller than the sum of its proper divisors (54813818688).

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

33130240032 is a wasteful number, since it uses less digits than its factorization.

33130240032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3877705 (or 3877697 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 33130240032 its reverse (23004203133), we get a palindrome (56134443165).

The spelling of 33130240032 in words is "thirty-three billion, one hundred thirty million, two hundred forty thousand, thirty-two".