85650783320 has 32 divisors (see below), whose sum is σ = 192766305600. Its totient is φ = 34251061248.

The previous prime is 85650783293. The next prime is 85650783343. The reversal of 85650783320 is 2338705658.

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, 138185 + ... + 436344.

It is an arithmetic number, because the mean of its divisors is an integer number (6023947050).

Almost surely, 2^85650783320 is an apocalyptic number.

It is an amenable number.

85650783320 is an abundant number, since it is smaller than the sum of its proper divisors (107115522280).

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

85650783320 is a wasteful number, since it uses less digits than its factorization.

85650783320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578267 (or 578263 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 85650783320 in words is "eighty-five billion, six hundred fifty million, seven hundred eighty-three thousand, three hundred twenty".