1361325715172 has 24 divisors (see below), whose sum is σ = 2384667214272. Its totient is φ = 679992552800.

The previous prime is 1361325715151. The next prime is 1361325715181. The reversal of 1361325715172 is 2715175231631.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17506097 + ... + 17583687.

It is an arithmetic number, because the mean of its divisors is an integer number (99361133928).

Almost surely, 2^{1361325715172} is an apocalyptic number.

It is an amenable number.

1361325715172 is a deficient number, since it is larger than the sum of its proper divisors (1023341499100).

1361325715172 is a wasteful number, since it uses less digits than its factorization.

1361325715172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81859 (or 81857 counting only the distinct ones).

The product of its digits is 264600, while the sum is 44.

The spelling of 1361325715172 in words is "one trillion, three hundred sixty-one billion, three hundred twenty-five million, seven hundred fifteen thousand, one hundred seventy-two".