851414046774 has 64 divisors (see below), whose sum is σ = 1813186710720. Its totient is φ = 266526620160.

The previous prime is 851414046751. The next prime is 851414046779. The reversal of 851414046774 is 477640414158.

851414046774 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (851414046779) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13558032 + ... + 13620684.

It is an arithmetic number, because the mean of its divisors is an integer number (28331042355).

Almost surely, 2^851414046774 is an apocalyptic number.

851414046774 is an abundant number, since it is smaller than the sum of its proper divisors (961772663946).

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

851414046774 is a wasteful number, since it uses less digits than its factorization.

851414046774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63170 (or 63136 counting only the distinct ones).

The product of its (nonzero) digits is 3010560, while the sum is 51.

The spelling of 851414046774 in words is "eight hundred fifty-one billion, four hundred fourteen million, forty-six thousand, seven hundred seventy-four".