33490259352 has 320 divisors, whose sum is σ = 108993392640. Its totient is φ = 9495014400.

The previous prime is 33490259333. The next prime is 33490259353. The reversal of 33490259352 is 25395209433.

It is a happy number.

33490259352 is a `hidden beast` number, since 3 + 3 + 4 + 9 + 0 + 2 + 593 + 52 = 666.

It is a super-2 number, since 2×33490259352² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33490259298 and 33490259307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33490259353) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 23143893 + ... + 23145339.

It is an arithmetic number, because the mean of its divisors is an integer number (340604352).

Almost surely, 2^33490259352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33490259352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54496696320).

33490259352 is an abundant number, since it is smaller than the sum of its proper divisors (75503133288).

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

33490259352 is a wasteful number, since it uses less digits than its factorization.

33490259352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1684 (or 1671 counting only the distinct ones).

The product of its (nonzero) digits is 874800, while the sum is 45.

The spelling of 33490259352 in words is "thirty-three billion, four hundred ninety million, two hundred fifty-nine thousand, three hundred fifty-two".