505610000555 has 16 divisors (see below), whose sum is σ = 664406164224. Its totient is φ = 366318192480.

The previous prime is 505610000551. The next prime is 505610000617. The reversal of 505610000555 is 555000016505.

It is not a de Polignac number, because 505610000555 - 2² = 505610000551 is a prime.

It is a super-2 number, since 2×505610000555² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (505610000551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17462549 + ... + 17491478.

It is an arithmetic number, because the mean of its divisors is an integer number (41525385264).

Almost surely, 2^505610000555 is an apocalyptic number.

505610000555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

505610000555 is a deficient number, since it is larger than the sum of its proper divisors (158796163669).

505610000555 is a wasteful number, since it uses less digits than its factorization.

505610000555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34954306.

The product of its (nonzero) digits is 18750, while the sum is 32.

The spelling of 505610000555 in words is "five hundred five billion, six hundred ten million, five hundred fifty-five", and thus it is an aban number.