6243153555 has 16 divisors (see below), whose sum is σ = 9990226944. Its totient is φ = 3329288160.

The previous prime is 6243153493. The next prime is 6243153563. The reversal of 6243153555 is 5553513426.

It is not a de Polignac number, because 6243153555 - 2¹¹ = 6243151507 is a prime.

It is a super-2 number, since 2×6243153555² = 77953932622618276050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143520 + ... + 181890.

It is an arithmetic number, because the mean of its divisors is an integer number (624389184).

Almost surely, 2^6243153555 is an apocalyptic number.

6243153555 is a deficient number, since it is larger than the sum of its proper divisors (3747073389).

6243153555 is a wasteful number, since it uses less digits than its factorization.

6243153555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49226.

The product of its digits is 270000, while the sum is 39.

The square root of 6243153555 is about 79013.6289193200. The cubic root of 6243153555 is about 1841.3429030672.

The spelling of 6243153555 in words is "six billion, two hundred forty-three million, one hundred fifty-three thousand, five hundred fifty-five".