498891355 has 4 divisors (see below), whose sum is σ = 598669632. Its totient is φ = 399113080.

The previous prime is 498891319. The next prime is 498891373. The reversal of 498891355 is 553198894.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 498891355 - 2¹³ = 498883163 is a prime.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 49889131 + ... + 49889140.

It is an arithmetic number, because the mean of its divisors is an integer number (149667408).

Almost surely, 2^498891355 is an apocalyptic number.

498891355 is a deficient number, since it is larger than the sum of its proper divisors (99778277).

498891355 is an equidigital number, since it uses as much as digits as its factorization.

498891355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99778276.

The product of its digits is 1555200, while the sum is 52.

The square root of 498891355 is about 22335.8759622272. The cubic root of 498891355 is about 793.1134704662.

The spelling of 498891355 in words is "four hundred ninety-eight million, eight hundred ninety-one thousand, three hundred fifty-five".