3250828305781 has 8 divisors (see below), whose sum is σ = 3716338429440. Its totient is φ = 2785594702128.

The previous prime is 3250828305749. The next prime is 3250828305787. The reversal of 3250828305781 is 1875038280523.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3250828305781 - 2⁵ = 3250828305749 is a prime.

It is a super-2 number, since 2×3250828305781² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3250828305787) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69104806 + ... + 69151831.

It is an arithmetic number, because the mean of its divisors is an integer number (464542303680).

Almost surely, 2^{3250828305781} is an apocalyptic number.

It is an amenable number.

3250828305781 is a deficient number, since it is larger than the sum of its proper divisors (465510123659).

3250828305781 is a wasteful number, since it uses less digits than its factorization.

3250828305781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138260003.

The product of its (nonzero) digits is 3225600, while the sum is 52.

The spelling of 3250828305781 in words is "three trillion, two hundred fifty billion, eight hundred twenty-eight million, three hundred five thousand, seven hundred eighty-one".