33491014464 has 112 divisors (see below), whose sum is σ = 90186906240. Its totient is φ = 10965719040.

The previous prime is 33491014463. The next prime is 33491014477. The reversal of 33491014464 is 46441019433.

It is a super-2 number, since 2×33491014464² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33491014463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11511442 + ... + 11514350.

Almost surely, 2^33491014464 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 33491014464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45093453120).

33491014464 is an abundant number, since it is smaller than the sum of its proper divisors (56695891776).

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

33491014464 is a wasteful number, since it uses less digits than its factorization.

33491014464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3968 (or 3958 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 39.

The spelling of 33491014464 in words is "thirty-three billion, four hundred ninety-one million, fourteen thousand, four hundred sixty-four".