3428257828084 has 6 divisors (see below), whose sum is σ = 5999451199154. Its totient is φ = 1714128914040.

The previous prime is 3428257828081. The next prime is 3428257828087. The reversal of 3428257828084 is 4808287528243.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3428257828081) and next prime (3428257828087).

It can be written as a sum of positive squares in only one way, i.e., 2090418605584 + 1337839222500 = 1445828^2 + 1156650^2 .

It is a super-2 number, since 2×3428257828084² (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 (3428257828081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 428532228507 + ... + 428532228514.

Almost surely, 2^{3428257828084} is an apocalyptic number.

It is an amenable number.

3428257828084 is a deficient number, since it is larger than the sum of its proper divisors (2571193371070).

3428257828084 is a wasteful number, since it uses less digits than its factorization.

3428257828084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857064457025 (or 857064457023 counting only the distinct ones).

The product of its (nonzero) digits is 55050240, while the sum is 61.

The spelling of 3428257828084 in words is "three trillion, four hundred twenty-eight billion, two hundred fifty-seven million, eight hundred twenty-eight thousand, eighty-four".