496987985 has 16 divisors (see below), whose sum is σ = 642754560. Its totient is φ = 366724800.

The previous prime is 496987919. The next prime is 496988003. The reversal of 496987985 is 589789694.

It is not a de Polignac number, because 496987985 - 2¹⁸ = 496725841 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (65).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124856 + ... + 128774.

It is an arithmetic number, because the mean of its divisors is an integer number (40172160).

Almost surely, 2^496987985 is an apocalyptic number.

It is an amenable number.

496987985 is a deficient number, since it is larger than the sum of its proper divisors (145766575).

496987985 is a wasteful number, since it uses less digits than its factorization.

496987985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5888.

The product of its digits is 39191040, while the sum is 65.

The square root of 496987985 is about 22293.2273347759. The cubic root of 496987985 is about 792.1035563542.

The spelling of 496987985 in words is "four hundred ninety-six million, nine hundred eighty-seven thousand, nine hundred eighty-five".