33530153340 has 24 divisors (see below), whose sum is σ = 93884429520. Its totient is φ = 8941374208.

The previous prime is 33530153317. The next prime is 33530153341. The reversal of 33530153340 is 4335103533.

It is a super-2 number, since 2×33530153340² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 33530153298 and 33530153307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33530153341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279417885 + ... + 279418004.

It is an arithmetic number, because the mean of its divisors is an integer number (3911851230).

Almost surely, 2^33530153340 is an apocalyptic number.

33530153340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33530153340 is an abundant number, since it is smaller than the sum of its proper divisors (60354276180).

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

33530153340 is a wasteful number, since it uses less digits than its factorization.

33530153340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558835901 (or 558835899 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 30.

Adding to 33530153340 its reverse (4335103533), we get a palindrome (37865256873).

The spelling of 33530153340 in words is "thirty-three billion, five hundred thirty million, one hundred fifty-three thousand, three hundred forty".