555055505507 has 8 divisors (see below), whose sum is σ = 561842662080. Its totient is φ = 548270723880.

The previous prime is 555055505491. The next prime is 555055505527. The reversal of 555055505507 is 705505550555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 555055505507 - 2⁴ = 555055505491 is a prime.

It is a super-2 number, since 2×555055505507² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (555055505527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121169 + ... + 1060562.

It is an arithmetic number, because the mean of its divisors is an integer number (70230332760).

Almost surely, 2^555055505507 is an apocalyptic number.

555055505507 is a deficient number, since it is larger than the sum of its proper divisors (6787156573).

555055505507 is a wasteful number, since it uses less digits than its factorization.

555055505507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187473.

The product of its (nonzero) digits is 2734375, while the sum is 47.

The spelling of 555055505507 in words is "five hundred fifty-five billion, fifty-five million, five hundred five thousand, five hundred seven".