1361206105326 has 40 divisors (see below), whose sum is σ = 3132545395320. Its totient is φ = 441472248432.

The previous prime is 1361206105313. The next prime is 1361206105349. The reversal of 1361206105326 is 6235016021631.

1361206105326 is a `hidden beast` number, since 1 + 3 + 6 + 1 + 2 + 0 + 610 + 5 + 32 + 6 = 666.

It is a super-2 number, since 2×1361206105326² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 113541396 + ... + 113553383.

It is an arithmetic number, because the mean of its divisors is an integer number (78313634883).

Almost surely, 2^{1361206105326} is an apocalyptic number.

1361206105326 is an abundant number, since it is smaller than the sum of its proper divisors (1771339289994).

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

1361206105326 is a wasteful number, since it uses less digits than its factorization.

1361206105326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227094830 (or 227094821 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 1361206105326 in words is "one trillion, three hundred sixty-one billion, two hundred six million, one hundred five thousand, three hundred twenty-six".