1325260536156 has 72 divisors (see below), whose sum is σ = 3458591636864. Its totient is φ = 427433656320.

The previous prime is 1325260536139. The next prime is 1325260536179. The reversal of 1325260536156 is 6516350625231.

1325260536156 is a `hidden beast` number, since 1 + 3 + 2 + 5 + 2 + 60 + 536 + 1 + 56 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6978396 + ... + 7165788.

Almost surely, 2^{1325260536156} is an apocalyptic number.

It is an amenable number.

1325260536156 is an abundant number, since it is smaller than the sum of its proper divisors (2133331100708).

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

1325260536156 is a wasteful number, since it uses less digits than its factorization.

1325260536156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193771 (or 193766 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 45.

The spelling of 1325260536156 in words is "one trillion, three hundred twenty-five billion, two hundred sixty million, five hundred thirty-six thousand, one hundred fifty-six".