85458824848 has 10 divisors (see below), whose sum is σ = 165576473174. Its totient is φ = 42729412416.

The previous prime is 85458824837. The next prime is 85458824851. The reversal of 85458824848 is 84842885458.

It can be written as a sum of positive squares in only one way, i.e., 69352169104 + 16106655744 = 263348^2 + 126912^2 .

It is a super-2 number, since 2×85458824848² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 85458824848.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2670588261 + ... + 2670588292.

Almost surely, 2^85458824848 is an apocalyptic number.

It is an amenable number.

85458824848 is a deficient number, since it is larger than the sum of its proper divisors (80117648326).

85458824848 is a wasteful number, since it uses less digits than its factorization.

85458824848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5341176561 (or 5341176555 counting only the distinct ones).

The product of its digits is 104857600, while the sum is 64.

The spelling of 85458824848 in words is "eighty-five billion, four hundred fifty-eight million, eight hundred twenty-four thousand, eight hundred forty-eight".