550555005507 has 8 divisors (see below), whose sum is σ = 790540520784. Its totient is φ = 338803080288.

The previous prime is 550555005499. The next prime is 550555005509. The reversal of 550555005507 is 705500555055.

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

It is not a de Polignac number, because 550555005507 - 2³ = 550555005499 is a prime.

It is a super-2 number, since 2×550555005507² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (550555005509) 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, 7058397468 + ... + 7058397545.

It is an arithmetic number, because the mean of its divisors is an integer number (98817565098).

Almost surely, 2^550555005507 is an apocalyptic number.

550555005507 is a deficient number, since it is larger than the sum of its proper divisors (239985515277).

550555005507 is a wasteful number, since it uses less digits than its factorization.

550555005507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14116795029.

The product of its (nonzero) digits is 546875, while the sum is 42.

The spelling of 550555005507 in words is "five hundred fifty billion, five hundred fifty-five million, five thousand, five hundred seven".