523646876412 has 360 divisors, whose sum is σ = 1596619664640. Its totient is φ = 148382876160.

The previous prime is 523646876393. The next prime is 523646876419. The reversal of 523646876412 is 214678646325.

523646876412 is a `hidden beast` number, since 523 + 6 + 4 + 6 + 8 + 76 + 41 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523646876419) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 167887789 + ... + 167890907.

It is an arithmetic number, because the mean of its divisors is an integer number (4435054624).

Almost surely, 2^523646876412 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 523646876412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (798309832320).

523646876412 is an abundant number, since it is smaller than the sum of its proper divisors (1072972788228).

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

523646876412 is a wasteful number, since it uses less digits than its factorization.

523646876412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3343 (or 3315 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 54.

The spelling of 523646876412 in words is "five hundred twenty-three billion, six hundred forty-six million, eight hundred seventy-six thousand, four hundred twelve".