84622746548 has 24 divisors (see below), whose sum is σ = 151789399944. Its totient is φ = 41255539200.

The previous prime is 84622746521. The next prime is 84622746599. The reversal of 84622746548 is 84564722648.

It can be written as a sum of positive squares in 4 ways, for example, as 668843044 + 83953903504 = 25862^2 + 289748^2 .

It is a super-2 number, since 2×84622746548² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 84622746493 and 84622746502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137336 + ... + 433712.

It is an arithmetic number, because the mean of its divisors is an integer number (6324558331).

Almost surely, 2^84622746548 is an apocalyptic number.

It is an amenable number.

84622746548 is a deficient number, since it is larger than the sum of its proper divisors (67166653396).

84622746548 is a wasteful number, since it uses less digits than its factorization.

84622746548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298163 (or 298161 counting only the distinct ones).

The product of its digits is 20643840, while the sum is 56.

The spelling of 84622746548 in words is "eighty-four billion, six hundred twenty-two million, seven hundred forty-six thousand, five hundred forty-eight".