85628773048 has 256 divisors, whose sum is σ = 208293120000. Its totient is φ = 32094849024.

The previous prime is 85628773039. The next prime is 85628773099. The reversal of 85628773048 is 84037782658.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a junction number, because it is equal to n+sod(n) for n = 85628772983 and 85628773001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 512747061 + ... + 512747227.

It is an arithmetic number, because the mean of its divisors is an integer number (813645000).

Almost surely, 2^85628773048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85628773048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104146560000).

85628773048 is an abundant number, since it is smaller than the sum of its proper divisors (122664346952).

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

85628773048 is a wasteful number, since it uses less digits than its factorization.

85628773048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534 (or 530 counting only the distinct ones).

The product of its (nonzero) digits is 18063360, while the sum is 58.

The spelling of 85628773048 in words is "eighty-five billion, six hundred twenty-eight million, seven hundred seventy-three thousand, forty-eight".