555005010550 has 12 divisors (see below), whose sum is σ = 1032309319716. Its totient is φ = 222002004200.

The previous prime is 555005010541. The next prime is 555005010557. The reversal of 555005010550 is 55010500555.

It is a super-2 number, since 2×555005010550² (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 (555005010557) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5550050056 + ... + 5550050155.

It is an arithmetic number, because the mean of its divisors is an integer number (86025776643).

Almost surely, 2^555005010550 is an apocalyptic number.

555005010550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

555005010550 is a deficient number, since it is larger than the sum of its proper divisors (477304309166).

555005010550 is a wasteful number, since it uses less digits than its factorization.

555005010550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11100100223 (or 11100100218 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 31.

The spelling of 555005010550 in words is "five hundred fifty-five billion, five million, ten thousand, five hundred fifty".