33491982150963 has 28 divisors (see below), whose sum is σ = 57388573774768. Its totient is φ = 19138275511920.

The previous prime is 33491982150947. The next prime is 33491982150997. The reversal of 33491982150963 is 36905128919433.

33491982150963 is a `hidden beast` number, since 3 + 3 + 49 + 1 + 9 + 8 + 21 + 509 + 63 = 666.

It is not a de Polignac number, because 33491982150963 - 2⁴ = 33491982150947 is a prime.

It is a super-2 number, since 2×33491982150963² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33491982150963.

It is not an unprimeable number, because it can be changed into a prime (33491982151963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 3281592208 + ... + 3281602413.

Almost surely, 2^{33491982150963} is an apocalyptic number.

33491982150963 is a deficient number, since it is larger than the sum of its proper divisors (23896591623805).

33491982150963 is an frugal number, since it uses more digits than its factorization.

33491982150963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6563194646 (or 6563194631 counting only the distinct ones).

The product of its (nonzero) digits is 37791360, while the sum is 63.

The spelling of 33491982150963 in words is "thirty-three trillion, four hundred ninety-one billion, nine hundred eighty-two million, one hundred fifty thousand, nine hundred sixty-three".