6428632565352 has 64 divisors (see below), whose sum is σ = 16174068958080. Its totient is φ = 2129240675072.

The previous prime is 6428632565321. The next prime is 6428632565359. The reversal of 6428632565352 is 2535652368246.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 6428632565292 and 6428632565301.

It is not an unprimeable number, because it can be changed into a prime (6428632565359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2775253 + ... + 4534235.

It is an arithmetic number, because the mean of its divisors is an integer number (252719827470).

Almost surely, 2^{6428632565352} is an apocalyptic number.

It is an amenable number.

6428632565352 is an abundant number, since it is smaller than the sum of its proper divisors (9745436392728).

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

6428632565352 is a wasteful number, since it uses less digits than its factorization.

6428632565352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759962 (or 1759958 counting only the distinct ones).

The product of its digits is 62208000, while the sum is 57.

The spelling of 6428632565352 in words is "six trillion, four hundred twenty-eight billion, six hundred thirty-two million, five hundred sixty-five thousand, three hundred fifty-two".