581429096664 has 192 divisors, whose sum is σ = 1594658340000. Its totient is φ = 176564883456.

The previous prime is 581429096653. The next prime is 581429096671. The reversal of 581429096664 is 466690924185.

It is a junction number, because it is equal to n+sod(n) for n = 581429096598 and 581429096607.

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, 118923532 + ... + 118928420.

Almost surely, 2^581429096664 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 581429096664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (797329170000).

581429096664 is an abundant number, since it is smaller than the sum of its proper divisors (1013229243336).

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

581429096664 is a wasteful number, since it uses less digits than its factorization.

581429096664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5302 (or 5285 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 60.

The spelling of 581429096664 in words is "five hundred eighty-one billion, four hundred twenty-nine million, ninety-six thousand, six hundred sixty-four".