496803553 has 16 divisors (see below), whose sum is σ = 530196480. Its totient is φ = 464679936.

The previous prime is 496803539. The next prime is 496803557. The reversal of 496803553 is 355308694.

It is a 3-Lehmer number, since φ(496803553) divides (496803553-1)³.

It is a cyclic number.

It is not a de Polignac number, because 496803553 - 2⁵ = 496803521 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (496803557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156801 + ... + 159937.

It is an arithmetic number, because the mean of its divisors is an integer number (33137280).

It is a Poulet number, since it divides 2^496803552-1.

Almost surely, 2^496803553 is an apocalyptic number.

496803553 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

496803553 is a deficient number, since it is larger than the sum of its proper divisors (33392927).

496803553 is a wasteful number, since it uses less digits than its factorization.

496803553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336.

The product of its (nonzero) digits is 388800, while the sum is 43.

The square root of 496803553 is about 22289.0904480196. The cubic root of 496803553 is about 792.0055611494.

The spelling of 496803553 in words is "four hundred ninety-six million, eight hundred three thousand, five hundred fifty-three".