6355522120 has 32 divisors (see below), whose sum is σ = 14632485120. Its totient is φ = 2483087040.

The previous prime is 6355522109. The next prime is 6355522123. The reversal of 6355522120 is 212255536.

It is a happy number.

It is a super-2 number, since 2×6355522120² = 80785322835618588800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6355522123) 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, 1845816 + ... + 1849255.

It is an arithmetic number, because the mean of its divisors is an integer number (457265160).

Almost surely, 2^6355522120 is an apocalyptic number.

It is an amenable number.

6355522120 is an abundant number, since it is smaller than the sum of its proper divisors (8276963000).

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

6355522120 is a wasteful number, since it uses less digits than its factorization.

6355522120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3695125 (or 3695121 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 6355522120 is about 79721.5285854455. The cubic root of 6355522120 is about 1852.3245306387.

Adding to 6355522120 its reverse (212255536), we get a palindrome (6567777656).

The spelling of 6355522120 in words is "six billion, three hundred fifty-five million, five hundred twenty-two thousand, one hundred twenty".