1328726600652 has 24 divisors (see below), whose sum is σ = 3382213165632. Its totient is φ = 402644424400.

The previous prime is 1328726600623. The next prime is 1328726600657. The reversal of 1328726600652 is 2560066278231.

It is not an unprimeable number, because it can be changed into a prime (1328726600657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5033055174 + ... + 5033055437.

It is an arithmetic number, because the mean of its divisors is an integer number (140925548568).

Almost surely, 2^{1328726600652} is an apocalyptic number.

1328726600652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1328726600652 is an abundant number, since it is smaller than the sum of its proper divisors (2053486564980).

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

1328726600652 is a wasteful number, since it uses less digits than its factorization.

1328726600652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10066110629 (or 10066110627 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 48.

The spelling of 1328726600652 in words is "one trillion, three hundred twenty-eight billion, seven hundred twenty-six million, six hundred thousand, six hundred fifty-two".