6355665252 has 36 divisors (see below), whose sum is σ = 16291993536. Its totient is φ = 2088715440.

The previous prime is 6355665221. The next prime is 6355665293. The reversal of 6355665252 is 2525665536.

6355665252 is a `hidden beast` number, since 6 + 35 + 566 + 5 + 2 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 6355665198 and 6355665207.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1240728 + ... + 1245839.

It is an arithmetic number, because the mean of its divisors is an integer number (452555376).

Almost surely, 2^6355665252 is an apocalyptic number.

It is an amenable number.

6355665252 is an abundant number, since it is smaller than the sum of its proper divisors (9936328284).

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

6355665252 is a wasteful number, since it uses less digits than its factorization.

6355665252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2486648 (or 2486643 counting only the distinct ones).

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

The square root of 6355665252 is about 79722.4262801879. The cubic root of 6355665252 is about 1852.3384358652.

The spelling of 6355665252 in words is "six billion, three hundred fifty-five million, six hundred sixty-five thousand, two hundred fifty-two".