684011124074 has 16 divisors (see below), whose sum is σ = 1040512931136. Its totient is φ = 337173900000.

The previous prime is 684011124031. The next prime is 684011124079. The reversal of 684011124074 is 470421110486.

It is not an unprimeable number, because it can be changed into a prime (684011124079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3635894 + ... + 3819390.

It is an arithmetic number, because the mean of its divisors is an integer number (65032058196).

Almost surely, 2^684011124074 is an apocalyptic number.

684011124074 is a deficient number, since it is larger than the sum of its proper divisors (356501807062).

684011124074 is a wasteful number, since it uses less digits than its factorization.

684011124074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209821.

The product of its (nonzero) digits is 43008, while the sum is 38.

The spelling of 684011124074 in words is "six hundred eighty-four billion, eleven million, one hundred twenty-four thousand, seventy-four".