82864080044 has 6 divisors (see below), whose sum is σ = 145012140084. Its totient is φ = 41432040020.

The previous prime is 82864080029. The next prime is 82864080053. The reversal of 82864080044 is 44008046828.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 82864079977 and 82864080004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10358010002 + ... + 10358010009.

It is an arithmetic number, because the mean of its divisors is an integer number (24168690014).

Almost surely, 2^82864080044 is an apocalyptic number.

It is an amenable number.

82864080044 is a deficient number, since it is larger than the sum of its proper divisors (62148060040).

82864080044 is a wasteful number, since it uses less digits than its factorization.

82864080044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20716020015 (or 20716020013 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 44.

The spelling of 82864080044 in words is "eighty-two billion, eight hundred sixty-four million, eighty thousand, forty-four".