6428805140852 has 48 divisors (see below), whose sum is σ = 11954462768640. Its totient is φ = 3016448219232.

The previous prime is 6428805140843. The next prime is 6428805140861. The reversal of 6428805140852 is 2580415088246.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6428805140843) and next prime (6428805140861).

It is a junction number, because it is equal to n+sod(n) for n = 6428805140794 and 6428805140803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89798423 + ... + 89869985.

It is an arithmetic number, because the mean of its divisors is an integer number (249051307680).

Almost surely, 2^{6428805140852} is an apocalyptic number.

It is an amenable number.

6428805140852 is a deficient number, since it is larger than the sum of its proper divisors (5525657627788).

6428805140852 is a wasteful number, since it uses less digits than its factorization.

6428805140852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82740 (or 82738 counting only the distinct ones).

The product of its (nonzero) digits is 4915200, while the sum is 53.

The spelling of 6428805140852 in words is "six trillion, four hundred twenty-eight billion, eight hundred five million, one hundred forty thousand, eight hundred fifty-two".