816251050 has 24 divisors (see below), whose sum is σ = 1536526656. Its totient is φ = 322565040.

The previous prime is 816251047. The next prime is 816251099. The reversal of 816251050 is 50152618.

It is a super-2 number, since 2×816251050² = 1332531553252205000, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94194 + ... + 102493.

It is an arithmetic number, because the mean of its divisors is an integer number (64021944).

Almost surely, 2^816251050 is an apocalyptic number.

816251050 is a deficient number, since it is larger than the sum of its proper divisors (720275606).

816251050 is a wasteful number, since it uses less digits than its factorization.

816251050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196782 (or 196777 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 816251050 is about 28570.1076301788. The cubic root of 816251050 is about 934.5615682082.

The spelling of 816251050 in words is "eight hundred sixteen million, two hundred fifty-one thousand, fifty".