555246642555 has 256 divisors, whose sum is σ = 1130550220800. Its totient is φ = 256175032320.

The previous prime is 555246642539. The next prime is 555246642571.

It is a happy number.

555246642555 is a `hidden beast` number, since 5 + 5 + 5 + 2 + 46 + 6 + 42 + 555 = 666.

555246642555 is nontrivially palindromic in base 10.

555246642555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (555246642539) and next prime (555246642571).

It is not a de Polignac number, because 555246642555 - 2⁴ = 555246642539 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 497086857 + ... + 497087973.

It is an arithmetic number, because the mean of its divisors is an integer number (4416211800).

Almost surely, 2^555246642555 is an apocalyptic number.

555246642555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

555246642555 is an abundant number, since it is smaller than the sum of its proper divisors (575303578245).

555246642555 is a wasteful number, since it uses less digits than its factorization.

555246642555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371 (or 1365 counting only the distinct ones).

The product of its digits is 36000000, while the sum is 54.

The spelling of 555246642555 in words is "five hundred fifty-five billion, two hundred forty-six million, six hundred forty-two thousand, five hundred fifty-five".