851964048 has 80 divisors (see below), whose sum is σ = 2633581440. Its totient is φ = 262141056.

The previous prime is 851964037. The next prime is 851964077. The reversal of 851964048 is 840469158.

It is a junction number, because it is equal to n+sod(n) for n = 851963994 and 851964012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70236 + ... + 81467.

It is an arithmetic number, because the mean of its divisors is an integer number (32919768).

Almost surely, 2^851964048 is an apocalyptic number.

It is an amenable number.

851964048 is an abundant number, since it is smaller than the sum of its proper divisors (1781617392).

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

851964048 is a wasteful number, since it uses less digits than its factorization.

851964048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151733 (or 151721 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 851964048 is about 29188.4231845436. The cubic root of 851964048 is about 947.9972760697.

The spelling of 851964048 in words is "eight hundred fifty-one million, nine hundred sixty-four thousand, forty-eight".