501868850 has 96 divisors (see below), whose sum is σ = 1132308480. Its totient is φ = 161663040.

The previous prime is 501868847. The next prime is 501868891. The reversal of 501868850 is 58868105.

It is a junction number, because it is equal to n+sod(n) for n = 501868798 and 501868807.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1083719 + ... + 1084181.

It is an arithmetic number, because the mean of its divisors is an integer number (11794880).

Almost surely, 2^501868850 is an apocalyptic number.

501868850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

501868850 is an abundant number, since it is smaller than the sum of its proper divisors (630439630).

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

501868850 is a wasteful number, since it uses less digits than its factorization.

501868850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664 (or 659 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 41.

The square root of 501868850 is about 22402.4295557424. The cubic root of 501868850 is about 794.6881679864.

The spelling of 501868850 in words is "five hundred one million, eight hundred sixty-eight thousand, eight hundred fifty".