1361836239272 has 16 divisors (see below), whose sum is σ = 2556553122900. Its totient is φ = 680088739840.

The previous prime is 1361836239223. The next prime is 1361836239287. The reversal of 1361836239272 is 2729326381631.

It can be written as a sum of positive squares in 2 ways, for example, as 1195947836836 + 165888402436 = 1093594^2 + 407294^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103665497 + ... + 103678632.

Almost surely, 2^{1361836239272} is an apocalyptic number.

It is an amenable number.

1361836239272 is a deficient number, since it is larger than the sum of its proper divisors (1194716883628).

1361836239272 is a wasteful number, since it uses less digits than its factorization.

1361836239272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207344956 (or 207344952 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 53.

The spelling of 1361836239272 in words is "one trillion, three hundred sixty-one billion, eight hundred thirty-six million, two hundred thirty-nine thousand, two hundred seventy-two".