33013140032 has 14 divisors (see below), whose sum is σ = 65510449878. Its totient is φ = 16506569984.

The previous prime is 33013140029. The next prime is 33013140067. The reversal of 33013140032 is 23004131033.

It can be written as a sum of positive squares in only one way, i.e., 29771431936 + 3241708096 = 172544^2 + 56936^2 .

It is a super-2 number, since 2×33013140032² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33013139986 and 33013140013.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257915093 + ... + 257915220.

Almost surely, 2^33013140032 is an apocalyptic number.

33013140032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

33013140032 is a deficient number, since it is larger than the sum of its proper divisors (32497309846).

33013140032 is an equidigital number, since it uses as much as digits as its factorization.

33013140032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515830325 (or 515830315 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 33013140032 its reverse (23004131033), we get a palindrome (56017271065).

The spelling of 33013140032 in words is "thirty-three billion, thirteen million, one hundred forty thousand, thirty-two".