551060500511 has 6 divisors (see below), whose sum is σ = 564173894520. Its totient is φ = 538245138228.

The previous prime is 551060500489. The next prime is 551060500553. The reversal of 551060500511 is 115005060155.

It is a happy number.

It is not a de Polignac number, because 551060500511 - 2³⁸ = 276182593567 is a prime.

It is a super-2 number, since 2×551060500511² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551060520511) 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, 149013971 + ... + 149017668.

It is an arithmetic number, because the mean of its divisors is an integer number (94028982420).

Almost surely, 2^551060500511 is an apocalyptic number.

551060500511 is a deficient number, since it is larger than the sum of its proper divisors (13113394009).

551060500511 is an equidigital number, since it uses as much as digits as its factorization.

551060500511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298031725 (or 298031682 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 29.

Adding to 551060500511 its reverse (115005060155), we get a palindrome (666065560666).

The spelling of 551060500511 in words is "five hundred fifty-one billion, sixty million, five hundred thousand, five hundred eleven".