825730331796 has 144 divisors (see below), whose sum is σ = 2209182976000. Its totient is φ = 259641184320.

The previous prime is 825730331791. The next prime is 825730331807. The reversal of 825730331796 is 697133037528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (825730331791) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23928771 + ... + 23963253.

Almost surely, 2^825730331796 is an apocalyptic number.

825730331796 is a gapful number since it is divisible by the number (86) 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 825730331796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1104591488000).

825730331796 is an abundant number, since it is smaller than the sum of its proper divisors (1383452644204).

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

825730331796 is a wasteful number, since it uses less digits than its factorization.

825730331796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35066 (or 35061 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 54.

The spelling of 825730331796 in words is "eight hundred twenty-five billion, seven hundred thirty million, three hundred thirty-one thousand, seven hundred ninety-six".