34520000344120 has 32 divisors (see below), whose sum is σ = 77747904576000. Its totient is φ = 13794150572928.

The previous prime is 34520000344073. The next prime is 34520000344121. The reversal of 34520000344120 is 2144300002543.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34520000344121) 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, 432758520 + ... + 432838279.

It is an arithmetic number, because the mean of its divisors is an integer number (2429622018000).

Almost surely, 2^{34520000344120} is an apocalyptic number.

It is an amenable number.

34520000344120 is an abundant number, since it is smaller than the sum of its proper divisors (43227904231880).

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

34520000344120 is a wasteful number, since it uses less digits than its factorization.

34520000344120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865597807 (or 865597803 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 34520000344120 its reverse (2144300002543), we get a palindrome (36664300346663).

The spelling of 34520000344120 in words is "thirty-four trillion, five hundred twenty billion, three hundred forty-four thousand, one hundred twenty".