531668087104 has 112 divisors (see below), whose sum is σ = 1322178362496. Its totient is φ = 206069760000.

The previous prime is 531668087063. The next prime is 531668087123. The reversal of 531668087104 is 401780866135.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×531668087104² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 671604 + ... + 1230604.

Almost surely, 2^531668087104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 531668087104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (661089181248).

531668087104 is an abundant number, since it is smaller than the sum of its proper divisors (790510275392).

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

531668087104 is a wasteful number, since it uses less digits than its factorization.

531668087104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559224 (or 559214 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 531668087104 in words is "five hundred thirty-one billion, six hundred sixty-eight million, eighty-seven thousand, one hundred four".