84517671548 has 24 divisors (see below), whose sum is σ = 149261782320. Its totient is φ = 41871683840.

The previous prime is 84517671547. The next prime is 84517671569.

84517671548 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 84517671493 and 84517671502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84517671547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1495958 + ... + 1551426.

It is an arithmetic number, because the mean of its divisors is an integer number (6219240930).

Almost surely, 2^84517671548 is an apocalyptic number.

It is an amenable number.

84517671548 is a deficient number, since it is larger than the sum of its proper divisors (64744110772).

84517671548 is a wasteful number, since it uses less digits than its factorization.

84517671548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58957 (or 58955 counting only the distinct ones).

The product of its digits is 7526400, while the sum is 56.

The spelling of 84517671548 in words is "eighty-four billion, five hundred seventeen million, six hundred seventy-one thousand, five hundred forty-eight".