1361053608366 has 16 divisors (see below), whose sum is σ = 2840459704704. Its totient is φ = 433959121464.

The previous prime is 1361053608361. The next prime is 1361053608373. The reversal of 1361053608366 is 6638063501631.

It is a happy number.

It is a super-2 number, since 2×1361053608366² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361053608361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4931353516 + ... + 4931353791.

It is an arithmetic number, because the mean of its divisors is an integer number (177528731544).

Almost surely, 2^{1361053608366} is an apocalyptic number.

1361053608366 is an abundant number, since it is smaller than the sum of its proper divisors (1479406096338).

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

1361053608366 is a wasteful number, since it uses less digits than its factorization.

1361053608366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9862707335.

The product of its (nonzero) digits is 1399680, while the sum is 48.

The spelling of 1361053608366 in words is "one trillion, three hundred sixty-one billion, fifty-three million, six hundred eight thousand, three hundred sixty-six".