500551105551 has 32 divisors (see below), whose sum is σ = 805873881600. Its totient is φ = 269967634560.

The previous prime is 500551105529. The next prime is 500551105553. The reversal of 500551105551 is 155501155005.

It is not a de Polignac number, because 500551105551 - 2⁵ = 500551105519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500551105553) 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, 2224480 + ... + 2439141.

It is an arithmetic number, because the mean of its divisors is an integer number (25183558800).

Almost surely, 2^500551105551 is an apocalyptic number.

500551105551 is a deficient number, since it is larger than the sum of its proper divisors (305322776049).

500551105551 is a wasteful number, since it uses less digits than its factorization.

500551105551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4663919.

The product of its (nonzero) digits is 15625, while the sum is 33.

The spelling of 500551105551 in words is "five hundred billion, five hundred fifty-one million, one hundred five thousand, five hundred fifty-one".