505100059897 has 4 divisors (see below), whose sum is σ = 505538896896. Its totient is φ = 504661222900.

The previous prime is 505100059873. The next prime is 505100059909. The reversal of 505100059897 is 798950001505.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 505100059897 - 2¹⁵ = 505100027129 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 505100059897.

It is not an unprimeable number, because it can be changed into a prime (505100059837) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219416773 + ... + 219419074.

It is an arithmetic number, because the mean of its divisors is an integer number (126384724224).

Almost surely, 2^505100059897 is an apocalyptic number.

It is an amenable number.

505100059897 is a deficient number, since it is larger than the sum of its proper divisors (438836999).

505100059897 is a wasteful number, since it uses less digits than its factorization.

505100059897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438836998.

The product of its (nonzero) digits is 567000, while the sum is 49.

The spelling of 505100059897 in words is "five hundred five billion, one hundred million, fifty-nine thousand, eight hundred ninety-seven".