500501055551 has 8 divisors (see below), whose sum is σ = 572032385184. Its totient is φ = 428977520640.

The previous prime is 500501055493. The next prime is 500501055611. The reversal of 500501055551 is 155550105005.

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 500501055551 - 2¹⁰ = 500501054527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500501052551) 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, 1810430 + ... + 2068491.

It is an arithmetic number, because the mean of its divisors is an integer number (71504048148).

Almost surely, 2^500501055551 is an apocalyptic number.

500501055551 is a deficient number, since it is larger than the sum of its proper divisors (71531329633).

500501055551 is a wasteful number, since it uses less digits than its factorization.

500501055551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3897361.

The product of its (nonzero) digits is 15625, while the sum is 32.

The spelling of 500501055551 in words is "five hundred billion, five hundred one million, fifty-five thousand, five hundred fifty-one".