495061457 has 16 divisors (see below), whose sum is σ = 546423360. Its totient is φ = 448493760.

The previous prime is 495061439. The next prime is 495061529. The reversal of 495061457 is 754160594.

It is not a de Polignac number, because 495061457 - 2²⁰ = 494012881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (495061417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 575894 + ... + 576752.

It is an arithmetic number, because the mean of its divisors is an integer number (34151460).

Almost surely, 2^495061457 is an apocalyptic number.

It is an amenable number.

495061457 is a deficient number, since it is larger than the sum of its proper divisors (51361903).

495061457 is an equidigital number, since it uses as much as digits as its factorization.

495061457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325 (or 1303 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 495061457 is about 22249.9765617854. The cubic root of 495061457 is about 791.0787255765.

The spelling of 495061457 in words is "four hundred ninety-five million, sixty-one thousand, four hundred fifty-seven".