806343731325 has 144 divisors (see below), whose sum is σ = 1613452089600. Its totient is φ = 381660364800.

The previous prime is 806343731293. The next prime is 806343731327. The reversal of 806343731325 is 523137343608.

806343731325 is a `hidden beast` number, since 8 + 0 + 634 + 3 + 7 + 3 + 1 + 3 + 2 + 5 = 666.

It is not a de Polignac number, because 806343731325 - 2⁵ = 806343731293 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (806343731327) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 17378557 + ... + 17424893.

It is an arithmetic number, because the mean of its divisors is an integer number (11204528400).

Almost surely, 2^806343731325 is an apocalyptic number.

It is an amenable number.

806343731325 is an abundant number, since it is smaller than the sum of its proper divisors (807108358275).

806343731325 is a wasteful number, since it uses less digits than its factorization.

806343731325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46532 (or 46524 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 45.

The spelling of 806343731325 in words is "eight hundred six billion, three hundred forty-three million, seven hundred thirty-one thousand, three hundred twenty-five".