33641371016 has 32 divisors (see below), whose sum is σ = 69209683200. Its totient is φ = 15203135040.

The previous prime is 33641371013. The next prime is 33641371067. The reversal of 33641371016 is 61017314633.

It is a happy number.

It is a super-2 number, since 2×33641371016² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33641371013) 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, 1089656 + ... + 1120103.

It is an arithmetic number, because the mean of its divisors is an integer number (2162802600).

Almost surely, 2^33641371016 is an apocalyptic number.

It is an amenable number.

33641371016 is an abundant number, since it is smaller than the sum of its proper divisors (35568312184).

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

33641371016 is a wasteful number, since it uses less digits than its factorization.

33641371016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209949 (or 2209945 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 35.

Adding to 33641371016 its reverse (61017314633), we get a palindrome (94658685649).

The spelling of 33641371016 in words is "thirty-three billion, six hundred forty-one million, three hundred seventy-one thousand, sixteen".