505212045015 has 32 divisors (see below), whose sum is σ = 830254576320. Its totient is φ = 262142521344.

The previous prime is 505212045011. The next prime is 505212045017. The reversal of 505212045015 is 510540212505.

It is not a de Polignac number, because 505212045015 - 2² = 505212045011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505212045011) 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, 8444487 + ... + 8504103.

It is an arithmetic number, because the mean of its divisors is an integer number (25945455510).

Almost surely, 2^505212045015 is an apocalyptic number.

505212045015 is a deficient number, since it is larger than the sum of its proper divisors (325042531305).

505212045015 is a wasteful number, since it uses less digits than its factorization.

505212045015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74931.

The product of its (nonzero) digits is 10000, while the sum is 30.

The spelling of 505212045015 in words is "five hundred five billion, two hundred twelve million, forty-five thousand, fifteen".