82852120838 has 16 divisors (see below), whose sum is σ = 124565527296. Its totient is φ = 41330332680.

The previous prime is 82852120787. The next prime is 82852120853. The reversal of 82852120838 is 83802125828.

It is a junction number, because it is equal to n+sod(n) for n = 82852120792 and 82852120801.

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, 3580895 + ... + 3603957.

It is an arithmetic number, because the mean of its divisors is an integer number (7785345456).

Almost surely, 2^82852120838 is an apocalyptic number.

82852120838 is a deficient number, since it is larger than the sum of its proper divisors (41713406458).

82852120838 is a wasteful number, since it uses less digits than its factorization.

82852120838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27139.

The product of its (nonzero) digits is 491520, while the sum is 47.

The spelling of 82852120838 in words is "eighty-two billion, eight hundred fifty-two million, one hundred twenty thousand, eight hundred thirty-eight".