555530005557 has 32 divisors (see below), whose sum is σ = 871483916160. Its totient is φ = 348542127360.

The previous prime is 555530005553. The next prime is 555530005579. The reversal of 555530005557 is 755500035555.

It is not a de Polignac number, because 555530005557 - 2² = 555530005553 is a prime.

It is a super-2 number, since 2×555530005557² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555530005553) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7611078 + ... + 7683720.

It is an arithmetic number, because the mean of its divisors is an integer number (27233872380).

Almost surely, 2^555530005557 is an apocalyptic number.

It is an amenable number.

555530005557 is a deficient number, since it is larger than the sum of its proper divisors (315953910603).

555530005557 is a wasteful number, since it uses less digits than its factorization.

555530005557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89330 (or 89324 counting only the distinct ones).

The product of its (nonzero) digits is 1640625, while the sum is 45.

The spelling of 555530005557 in words is "five hundred fifty-five billion, five hundred thirty million, five thousand, five hundred fifty-seven".