82864869802 has 32 divisors (see below), whose sum is σ = 154617470784. Its totient is φ = 32723270400.

The previous prime is 82864869781. The next prime is 82864869811. The reversal of 82864869802 is 20896846828.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8516824 + ... + 8526547.

It is an arithmetic number, because the mean of its divisors is an integer number (4831795962).

Almost surely, 2^82864869802 is an apocalyptic number.

82864869802 is a deficient number, since it is larger than the sum of its proper divisors (71752600982).

82864869802 is a wasteful number, since it uses less digits than its factorization.

82864869802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17043414.

The product of its (nonzero) digits is 21233664, while the sum is 61.

The spelling of 82864869802 in words is "eighty-two billion, eight hundred sixty-four million, eight hundred sixty-nine thousand, eight hundred two".