34197811220 has 48 divisors (see below), whose sum is σ = 72535711248. Its totient is φ = 13542466560.

The previous prime is 34197811189. The next prime is 34197811229. The reversal of 34197811220 is 2211879143.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 925444 + 34196885776 = 962^2 + 184924^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34197811229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1005290 + ... + 1038750.

It is an arithmetic number, because the mean of its divisors is an integer number (1511160651).

Almost surely, 2^34197811220 is an apocalyptic number.

It is an amenable number.

34197811220 is an abundant number, since it is smaller than the sum of its proper divisors (38337900028).

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

34197811220 is a wasteful number, since it uses less digits than its factorization.

34197811220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33980 (or 33978 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 38.

The spelling of 34197811220 in words is "thirty-four billion, one hundred ninety-seven million, eight hundred eleven thousand, two hundred twenty".