1325551255125 has 64 divisors (see below), whose sum is σ = 2271393256704. Its totient is φ = 686120198400.

The previous prime is 1325551255121. The next prime is 1325551255139. The reversal of 1325551255125 is 5215521555231.

It is not a de Polignac number, because 1325551255125 - 2² = 1325551255121 is a prime.

It is a super-2 number, since 2×1325551255125² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325551255121) 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 63 ways as a sum of consecutive naturals, for example, 2269827 + ... + 2793423.

It is an arithmetic number, because the mean of its divisors is an integer number (35490519636).

Almost surely, 2^{1325551255125} is an apocalyptic number.

1325551255125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1325551255125 is a deficient number, since it is larger than the sum of its proper divisors (945842001579).

1325551255125 is a wasteful number, since it uses less digits than its factorization.

1325551255125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523815 (or 523805 counting only the distinct ones).

The product of its digits is 375000, while the sum is 42.

The spelling of 1325551255125 in words is "one trillion, three hundred twenty-five billion, five hundred fifty-one million, two hundred fifty-five thousand, one hundred twenty-five".