498736128 has 88 divisors (see below), whose sum is σ = 1450258560. Its totient is φ = 151121920.

The previous prime is 498736109. The next prime is 498736169. The reversal of 498736128 is 821637894.

It is a tau number, because it is divible by the number of its divisors (88).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26413 + ... + 41171.

Almost surely, 2^498736128 is an apocalyptic number.

498736128 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 498736128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (725129280).

498736128 is an abundant number, since it is smaller than the sum of its proper divisors (951522432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

498736128 is a wasteful number, since it uses less digits than its factorization.

498736128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14793 (or 14775 counting only the distinct ones).

The product of its digits is 580608, while the sum is 48.

The square root of 498736128 is about 22332.4008561552. The cubic root of 498736128 is about 793.0312044616.

The spelling of 498736128 in words is "four hundred ninety-eight million, seven hundred thirty-six thousand, one hundred twenty-eight".