505506265715 has 16 divisors (see below), whose sum is σ = 677893993056. Its totient is φ = 358674067200.

The previous prime is 505506265711. The next prime is 505506265721. The reversal of 505506265715 is 517562605505.

It is not a de Polignac number, because 505506265715 - 2² = 505506265711 is a prime.

It is a super-2 number, since 2×505506265715² (a number of 24 digits) contains 22 as substring.

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 505506265715.

It is not an unprimeable number, because it can be changed into a prime (505506265711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112083392 + ... + 112087901.

It is an arithmetic number, because the mean of its divisors is an integer number (42368374566).

Almost surely, 2^505506265715 is an apocalyptic number.

505506265715 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

505506265715 is a deficient number, since it is larger than the sum of its proper divisors (172387727341).

505506265715 is a wasteful number, since it uses less digits than its factorization.

505506265715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224171350.

The product of its (nonzero) digits is 1575000, while the sum is 47.

The spelling of 505506265715 in words is "five hundred five billion, five hundred six million, two hundred sixty-five thousand, seven hundred fifteen".