1325690996544 has 84 divisors (see below), whose sum is σ = 3800072359200. Its totient is φ = 441871591680.

The previous prime is 1325690996503. The next prime is 1325690996557. The reversal of 1325690996544 is 4456990965231.

1325690996544 is a `hidden beast` number, since 1 + 3 + 2 + 569 + 0 + 9 + 9 + 65 + 4 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11809159 + ... + 11920889.

Almost surely, 2^{1325690996544} is an apocalyptic number.

It is an amenable number.

1325690996544 is an abundant number, since it is smaller than the sum of its proper divisors (2474381362656).

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

1325690996544 is a wasteful number, since it uses less digits than its factorization.

1325690996544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132348 (or 132335 counting only the distinct ones).

The product of its (nonzero) digits is 62985600, while the sum is 63.

The spelling of 1325690996544 in words is "one trillion, three hundred twenty-five billion, six hundred ninety million, nine hundred ninety-six thousand, five hundred forty-four".