495850861 has 12 divisors (see below), whose sum is σ = 546176736. Its totient is φ = 449822120.

The previous prime is 495850819. The next prime is 495850867. The reversal of 495850861 is 168058594.

It is not a de Polignac number, because 495850861 - 2¹⁷ = 495719789 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 (495850867) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56790 + ... + 64936.

It is an arithmetic number, because the mean of its divisors is an integer number (45514728).

Almost surely, 2^495850861 is an apocalyptic number.

It is an amenable number.

495850861 is a deficient number, since it is larger than the sum of its proper divisors (50325875).

495850861 is a wasteful number, since it uses less digits than its factorization.

495850861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8672 (or 8661 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 46.

The square root of 495850861 is about 22267.7089301976. The cubic root of 495850861 is about 791.4989758113.

The spelling of 495850861 in words is "four hundred ninety-five million, eight hundred fifty thousand, eight hundred sixty-one".