851363812127 has 8 divisors (see below), whose sum is σ = 851660245296. Its totient is φ = 851067441472.

The previous prime is 851363812111. The next prime is 851363812147. The reversal of 851363812127 is 721218363158.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 851363812127 - 2⁴ = 851363812111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (851363812147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52490123 + ... + 52506339.

It is an arithmetic number, because the mean of its divisors is an integer number (106457530662).

Almost surely, 2^851363812127 is an apocalyptic number.

851363812127 is a deficient number, since it is larger than the sum of its proper divisors (296433169).

851363812127 is a wasteful number, since it uses less digits than its factorization.

851363812127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31257.

The product of its digits is 483840, while the sum is 47.

The spelling of 851363812127 in words is "eight hundred fifty-one billion, three hundred sixty-three million, eight hundred twelve thousand, one hundred twenty-seven".