684380467048 has 16 divisors (see below), whose sum is σ = 1283239188000. Its totient is φ = 342183350256.

The previous prime is 684380466961. The next prime is 684380467081. The reversal of 684380467048 is 840764083486.

It is a super-2 number, since 2×684380467048² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 684380466983 and 684380467001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424878 + ... + 1244701.

It is an arithmetic number, because the mean of its divisors is an integer number (80202449250).

Almost surely, 2^684380467048 is an apocalyptic number.

It is an amenable number.

684380467048 is a deficient number, since it is larger than the sum of its proper divisors (598858720952).

684380467048 is a wasteful number, since it uses less digits than its factorization.

684380467048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720824 (or 1720820 counting only the distinct ones).

The product of its (nonzero) digits is 24772608, while the sum is 58.

The spelling of 684380467048 in words is "six hundred eighty-four billion, three hundred eighty million, four hundred sixty-seven thousand, forty-eight".