505200113155554 has 32 divisors (see below), whose sum is σ = 1063580225400000. Its totient is φ = 159536721867264.

The previous prime is 505200113155477. The next prime is 505200113155583. The reversal of 505200113155554 is 455551311002505.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187359742 + ... + 190037030.

It is an arithmetic number, because the mean of its divisors is an integer number (33236882043750).

Almost surely, 2^{505200113155554} is an apocalyptic number.

505200113155554 is an abundant number, since it is smaller than the sum of its proper divisors (558380112244446).

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

505200113155554 is a wasteful number, since it uses less digits than its factorization.

505200113155554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4332562.

The product of its (nonzero) digits is 375000, while the sum is 42.

The spelling of 505200113155554 in words is "five hundred five trillion, two hundred billion, one hundred thirteen million, one hundred fifty-five thousand, five hundred fifty-four".