505851300215 has 64 divisors (see below), whose sum is σ = 634700852352. Its totient is φ = 386810112000.

The previous prime is 505851300169. The next prime is 505851300221. The reversal of 505851300215 is 512003158505.

It is a de Polignac number, because none of the positive numbers 2^k-505851300215 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 495446405 + ... + 495447425.

It is an arithmetic number, because the mean of its divisors is an integer number (9917200818).

Almost surely, 2^505851300215 is an apocalyptic number.

505851300215 is a deficient number, since it is larger than the sum of its proper divisors (128849552137).

505851300215 is a wasteful number, since it uses less digits than its factorization.

505851300215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1460.

The product of its (nonzero) digits is 30000, while the sum is 35.

The spelling of 505851300215 in words is "five hundred five billion, eight hundred fifty-one million, three hundred thousand, two hundred fifteen".