6476785890 has 32 divisors (see below), whose sum is σ = 15549969600. Its totient is φ = 1726511424.

The previous prime is 6476785877. The next prime is 6476785891. The reversal of 6476785890 is 985876746.

It is not an unprimeable number, because it can be changed into a prime (6476785891) 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, 47061 + ... + 123159.

It is an arithmetic number, because the mean of its divisors is an integer number (485936550).

Almost surely, 2^6476785890 is an apocalyptic number.

6476785890 is an abundant number, since it is smaller than the sum of its proper divisors (9073183710).

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

6476785890 is a wasteful number, since it uses less digits than its factorization.

6476785890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78946.

The product of its (nonzero) digits is 20321280, while the sum is 60.

The square root of 6476785890 is about 80478.4809126017. The cubic root of 6476785890 is about 1864.0312122537.

The spelling of 6476785890 in words is "six billion, four hundred seventy-six million, seven hundred eighty-five thousand, eight hundred ninety".