495185405 has 16 divisors (see below), whose sum is σ = 698108544. Its totient is φ = 332431680.

The previous prime is 495185399. The next prime is 495185419. The reversal of 495185405 is 504581594.

It is not a de Polignac number, because 495185405 - 2⁴ = 495185389 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 15 ways as a sum of consecutive naturals, for example, 345569 + ... + 346998.

It is an arithmetic number, because the mean of its divisors is an integer number (43631784).

Almost surely, 2^495185405 is an apocalyptic number.

It is an amenable number.

495185405 is a deficient number, since it is larger than the sum of its proper divisors (202923139).

495185405 is a wasteful number, since it uses less digits than its factorization.

495185405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692596.

The product of its (nonzero) digits is 144000, while the sum is 41.

The square root of 495185405 is about 22252.7617387146. The cubic root of 495185405 is about 791.1447405749.

The spelling of 495185405 in words is "four hundred ninety-five million, one hundred eighty-five thousand, four hundred five".