131674422528 has 432 divisors, whose sum is σ = 430222101120. Its totient is φ = 39694786560.

The previous prime is 131674422511. The next prime is 131674422553. The reversal of 131674422528 is 825224476131.

131674422528 is a `hidden beast` number, since 1 + 3 + 1 + 67 + 44 + 22 + 528 = 666.

It is a tau number, because it is divible by the number of its divisors (432).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 261777925 + ... + 261778427.

Almost surely, 2^131674422528 is an apocalyptic number.

131674422528 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 131674422528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215111050560).

131674422528 is an abundant number, since it is smaller than the sum of its proper divisors (298547678592).

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

131674422528 is a wasteful number, since it uses less digits than its factorization.

131674422528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863 (or 832 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

Adding to 131674422528 its reverse (825224476131), we get a palindrome (956898898659).

The spelling of 131674422528 in words is "one hundred thirty-one billion, six hundred seventy-four million, four hundred twenty-two thousand, five hundred twenty-eight".