505145702047 has 8 divisors (see below), whose sum is σ = 584617088000. Its totient is φ = 427501244664.

The previous prime is 505145702029. The next prime is 505145702137. The reversal of 505145702047 is 740207541505.

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 505145702047 - 2¹⁵ = 505145669279 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 (505145702027) 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, 456731547 + ... + 456732652.

It is an arithmetic number, because the mean of its divisors is an integer number (73077136000).

Almost surely, 2^505145702047 is an apocalyptic number.

505145702047 is a deficient number, since it is larger than the sum of its proper divisors (79471385953).

505145702047 is an equidigital number, since it uses as much as digits as its factorization.

505145702047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913464285.

The product of its (nonzero) digits is 196000, while the sum is 40.

The spelling of 505145702047 in words is "five hundred five billion, one hundred forty-five million, seven hundred two thousand, forty-seven".