684183452130 has 48 divisors (see below), whose sum is σ = 1779190338744. Its totient is φ = 182416780800.

The previous prime is 684183452107. The next prime is 684183452137. The reversal of 684183452130 is 31254381486.

684183452130 is a `hidden beast` number, since 6 + 8 + 4 + 183 + 452 + 13 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 430660125009 + 253523327121 = 656247^2 + 503511^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (684183452137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153639 + ... + 1179818.

Almost surely, 2^684183452130 is an apocalyptic number.

684183452130 is an abundant number, since it is smaller than the sum of its proper divisors (1095006886614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

684183452130 is a wasteful number, since it uses less digits than its factorization.

684183452130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339171 (or 1339168 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 684183452130 in words is "six hundred eighty-four billion, one hundred eighty-three million, four hundred fifty-two thousand, one hundred thirty".