1328234951835 has 256 divisors, whose sum is σ = 2827868682240. Its totient is φ = 584165376000.

The previous prime is 1328234951803. The next prime is 1328234951837. The reversal of 1328234951835 is 5381594328231.

1328234951835 is a `hidden beast` number, since 1 + 3 + 2 + 82 + 3 + 49 + 518 + 3 + 5 = 666.

It is not a de Polignac number, because 1328234951835 - 2⁵ = 1328234951803 is a prime.

It is a super-2 number, since 2×1328234951835² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1328234951837) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 85901005 + ... + 85916465.

It is an arithmetic number, because the mean of its divisors is an integer number (11046362040).

Almost surely, 2^{1328234951835} is an apocalyptic number.

1328234951835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1328234951835 is an abundant number, since it is smaller than the sum of its proper divisors (1499633730405).

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

1328234951835 is a wasteful number, since it uses less digits than its factorization.

1328234951835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15627 (or 15621 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 54.

The spelling of 1328234951835 in words is "one trillion, three hundred twenty-eight billion, two hundred thirty-four million, nine hundred fifty-one thousand, eight hundred thirty-five".