505345355 has 8 divisors (see below), whose sum is σ = 606561264. Its totient is φ = 404178400.

The previous prime is 505345333. The next prime is 505345361. The reversal of 505345355 is 553543505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 505345355 - 2²⁸ = 236909899 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16700 + ... + 35910.

It is an arithmetic number, because the mean of its divisors is an integer number (75820158).

Almost surely, 2^505345355 is an apocalyptic number.

505345355 is a deficient number, since it is larger than the sum of its proper divisors (101215909).

505345355 is a wasteful number, since it uses less digits than its factorization.

505345355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24477.

The product of its (nonzero) digits is 112500, while the sum is 35.

The square root of 505345355 is about 22479.8877888659. The cubic root of 505345355 is about 796.5189135798.

The spelling of 505345355 in words is "five hundred five million, three hundred forty-five thousand, three hundred fifty-five".