813529048332 has 192 divisors, whose sum is σ = 2567287102464. Its totient is φ = 193627791360.

The previous prime is 813529048313. The next prime is 813529048361. The reversal of 813529048332 is 233840925318.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1398468 + ... + 1892820.

It is an arithmetic number, because the mean of its divisors is an integer number (13371286992).

Almost surely, 2^813529048332 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 813529048332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1283643551232).

813529048332 is an abundant number, since it is smaller than the sum of its proper divisors (1753758054132).

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

813529048332 is a wasteful number, since it uses less digits than its factorization.

813529048332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494528 (or 494526 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 813529048332 in words is "eight hundred thirteen billion, five hundred twenty-nine million, forty-eight thousand, three hundred thirty-two".