496139280 has 160 divisors (see below), whose sum is σ = 1893045504. Its totient is φ = 104675328.

The previous prime is 496139239. The next prime is 496139299. The reversal of 496139280 is 82931694.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10482 + ... + 33198.

Almost surely, 2^496139280 is an apocalyptic number.

496139280 is a gapful number since it is divisible by the number (40) 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 496139280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (946522752).

496139280 is an abundant number, since it is smaller than the sum of its proper divisors (1396906224).

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

496139280 is a wasteful number, since it uses less digits than its factorization.

496139280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22753 (or 22747 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 496139280 is about 22274.1841601438. The cubic root of 496139280 is about 791.6524084351.

The spelling of 496139280 in words is "four hundred ninety-six million, one hundred thirty-nine thousand, two hundred eighty".