851495466 has 32 divisors (see below), whose sum is σ = 1788398208. Its totient is φ = 269755200.

The previous prime is 851495461. The next prime is 851495479. The reversal of 851495466 is 664594158.

It is not an unprimeable number, because it can be changed into a prime (851495461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2016 + ... + 41316.

It is an arithmetic number, because the mean of its divisors is an integer number (55887444).

Almost surely, 2^851495466 is an apocalyptic number.

851495466 is an abundant number, since it is smaller than the sum of its proper divisors (936902742).

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

851495466 is a wasteful number, since it uses less digits than its factorization.

851495466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39486.

The product of its digits is 1036800, while the sum is 48.

The square root of 851495466 is about 29180.3952337867. The cubic root of 851495466 is about 947.8234440380.

The spelling of 851495466 in words is "eight hundred fifty-one million, four hundred ninety-five thousand, four hundred sixty-six".