1325688138270 has 24 divisors (see below), whose sum is σ = 3446789159736. Its totient is φ = 353516836848.

The previous prime is 1325688138251. The next prime is 1325688138293. The reversal of 1325688138270 is 728318865231.

1325688138270 is a `hidden beast` number, since 1 + 3 + 2 + 568 + 8 + 1 + 3 + 8 + 2 + 70 = 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, 7364934012 + ... + 7364934191.

It is an arithmetic number, because the mean of its divisors is an integer number (143616214989).

Almost surely, 2^{1325688138270} is an apocalyptic number.

1325688138270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1325688138270 is an abundant number, since it is smaller than the sum of its proper divisors (2121101021466).

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

1325688138270 is a wasteful number, since it uses less digits than its factorization.

1325688138270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14729868216 (or 14729868213 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 54.

The spelling of 1325688138270 in words is "one trillion, three hundred twenty-five billion, six hundred eighty-eight million, one hundred thirty-eight thousand, two hundred seventy".