851164455 has 16 divisors (see below), whose sum is σ = 1366716384. Its totient is φ = 452336640.

The previous prime is 851164441. The next prime is 851164487. The reversal of 851164455 is 554461158.

It is not a de Polignac number, because 851164455 - 2¹³ = 851156263 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96754 + ... + 105183.

It is an arithmetic number, because the mean of its divisors is an integer number (85419774).

Almost surely, 2^851164455 is an apocalyptic number.

851164455 is a deficient number, since it is larger than the sum of its proper divisors (515551929).

851164455 is a wasteful number, since it uses less digits than its factorization.

851164455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202226.

The product of its digits is 96000, while the sum is 39.

The square root of 851164455 is about 29174.7228778612. The cubic root of 851164455 is about 947.7006089157.

The spelling of 851164455 in words is "eight hundred fifty-one million, one hundred sixty-four thousand, four hundred fifty-five".