34555140220 has 24 divisors (see below), whose sum is σ = 72802178064. Its totient is φ = 13777030656.

The previous prime is 34555140197. The next prime is 34555140239. The reversal of 34555140220 is 2204155543.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2807797 + ... + 2820076.

It is an arithmetic number, because the mean of its divisors is an integer number (3033424086).

Almost surely, 2^34555140220 is an apocalyptic number.

It is an amenable number.

34555140220 is an abundant number, since it is smaller than the sum of its proper divisors (38247037844).

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

34555140220 is a wasteful number, since it uses less digits than its factorization.

34555140220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5628189 (or 5628187 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 34555140220 its reverse (2204155543), we get a palindrome (36759295763).

The spelling of 34555140220 in words is "thirty-four billion, five hundred fifty-five million, one hundred forty thousand, two hundred twenty".