856507150 has 12 divisors (see below), whose sum is σ = 1593103392. Its totient is φ = 342602840.

The previous prime is 856507121. The next prime is 856507181. The reversal of 856507150 is 51705658.

It is a super-2 number, since 2×856507150² = 1467208996002245000, which contains 22 as substring.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 8565022 + ... + 8565121.

It is an arithmetic number, because the mean of its divisors is an integer number (132758616).

Almost surely, 2^856507150 is an apocalyptic number.

856507150 is a deficient number, since it is larger than the sum of its proper divisors (736596242).

856507150 is a wasteful number, since it uses less digits than its factorization.

856507150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17130155 (or 17130150 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 37.

The square root of 856507150 is about 29266.1434083823. The cubic root of 856507150 is about 949.6793562392.

The spelling of 856507150 in words is "eight hundred fifty-six million, five hundred seven thousand, one hundred fifty".