82585850773290 has 64 divisors (see below), whose sum is σ = 208789898486400. Its totient is φ = 20848597910784.

The previous prime is 82585850773277. The next prime is 82585850773301. The reversal of 82585850773290 is 9237705858528.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51980485 + ... + 53545704.

It is an arithmetic number, because the mean of its divisors is an integer number (3262342163850).

Almost surely, 2^{82585850773290} is an apocalyptic number.

82585850773290 is an abundant number, since it is smaller than the sum of its proper divisors (126204047713110).

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

82585850773290 is a wasteful number, since it uses less digits than its factorization.

82585850773290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105527591.

The product of its (nonzero) digits is 338688000, while the sum is 69.

The spelling of 82585850773290 in words is "eighty-two trillion, five hundred eighty-five billion, eight hundred fifty million, seven hundred seventy-three thousand, two hundred ninety".