496139520 has 144 divisors (see below), whose sum is σ = 1618848000. Its totient is φ = 129441792.

The previous prime is 496139507. The next prime is 496139521. The reversal of 496139520 is 25931694.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (496139521) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 179106 + ... + 181854.

It is an arithmetic number, because the mean of its divisors is an integer number (11242000).

Almost surely, 2^496139520 is an apocalyptic number.

496139520 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 496139520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (809424000).

496139520 is an abundant number, since it is smaller than the sum of its proper divisors (1122708480).

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

496139520 is a wasteful number, since it uses less digits than its factorization.

496139520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2820 (or 2806 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 496139520 is about 22274.1895475458. The cubic root of 496139520 is about 791.6525360851.

The spelling of 496139520 in words is "four hundred ninety-six million, one hundred thirty-nine thousand, five hundred twenty".