6355656252 has 144 divisors (see below), whose sum is σ = 18382291200. Its totient is φ = 1904031360.

The previous prime is 6355656191. The next prime is 6355656277. The reversal of 6355656252 is 2526565536.

6355656252 is a `hidden beast` number, since 6 + 35 + 5 + 6 + 562 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 6355656198 and 6355656207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 948249 + ... + 954927.

It is an arithmetic number, because the mean of its divisors is an integer number (127654800).

Almost surely, 2^6355656252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6355656252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9191145600).

6355656252 is an abundant number, since it is smaller than the sum of its proper divisors (12026634948).

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

6355656252 is a wasteful number, since it uses less digits than its factorization.

6355656252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6798 (or 6784 counting only the distinct ones).

The product of its digits is 1620000, while the sum is 45.

The square root of 6355656252 is about 79722.3698343194. The cubic root of 6355656252 is about 1852.3375615243.

The spelling of 6355656252 in words is "six billion, three hundred fifty-five million, six hundred fifty-six thousand, two hundred fifty-two".