498169490851 has 8 divisors (see below), whose sum is σ = 501596405504. Its totient is φ = 494744257800.

The previous prime is 498169490827. The next prime is 498169490857. The reversal of 498169490851 is 158094961894.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 498169490851 - 2¹³ = 498169482659 is a prime.

It is a super-2 number, since 2×498169490851² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (498169490857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177040 + ... + 1013746.

It is an arithmetic number, because the mean of its divisors is an integer number (62699550688).

Almost surely, 2^498169490851 is an apocalyptic number.

498169490851 is a deficient number, since it is larger than the sum of its proper divisors (3426914653).

498169490851 is a wasteful number, since it uses less digits than its factorization.

498169490851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840801.

The product of its (nonzero) digits is 22394880, while the sum is 64.

The spelling of 498169490851 in words is "four hundred ninety-eight billion, one hundred sixty-nine million, four hundred ninety thousand, eight hundred fifty-one".