84576875643 has 48 divisors (see below), whose sum is σ = 132141871680. Its totient is φ = 51819264000.

The previous prime is 84576875629. The next prime is 84576875657. The reversal of 84576875643 is 34657867548.

84576875643 is a `hidden beast` number, since 8 + 4 + 5 + 7 + 68 + 7 + 564 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (84576875629) and next prime (84576875657).

It is not a de Polignac number, because 84576875643 - 2²⁵ = 84543321211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84576870643) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30193843 + ... + 30196643.

It is an arithmetic number, because the mean of its divisors is an integer number (2752955660).

Almost surely, 2^84576875643 is an apocalyptic number.

84576875643 is a deficient number, since it is larger than the sum of its proper divisors (47564996037).

84576875643 is a wasteful number, since it uses less digits than its factorization.

84576875643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3860 (or 3857 counting only the distinct ones).

The product of its digits is 135475200, while the sum is 63.

The spelling of 84576875643 in words is "eighty-four billion, five hundred seventy-six million, eight hundred seventy-five thousand, six hundred forty-three".