498346426855 has 32 divisors (see below), whose sum is σ = 621104889600. Its totient is φ = 383579589120.

The previous prime is 498346426843. The next prime is 498346426861. The reversal of 498346426855 is 558624643894.

It is a happy number.

It is not a de Polignac number, because 498346426855 - 2²⁵ = 498312872423 is a prime.

It is a super-2 number, since 2×498346426855² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27929997 + ... + 27947833.

It is an arithmetic number, because the mean of its divisors is an integer number (19409527800).

Almost surely, 2^498346426855 is an apocalyptic number.

498346426855 is a deficient number, since it is larger than the sum of its proper divisors (122758462745).

498346426855 is a wasteful number, since it uses less digits than its factorization.

498346426855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19899.

The product of its digits is 199065600, while the sum is 64.

The spelling of 498346426855 in words is "four hundred ninety-eight billion, three hundred forty-six million, four hundred twenty-six thousand, eight hundred fifty-five".