1361643214764 has 144 divisors (see below), whose sum is σ = 4119257358720. Its totient is φ = 346884733440.

The previous prime is 1361643214759. The next prime is 1361643214777. The reversal of 1361643214764 is 4674123461631.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3394782 + ... + 3774629.

It is an arithmetic number, because the mean of its divisors is an integer number (28605953880).

Almost surely, 2^{1361643214764} is an apocalyptic number.

1361643214764 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1361643214764 is an abundant number, since it is smaller than the sum of its proper divisors (2757614143956).

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

1361643214764 is a wasteful number, since it uses less digits than its factorization.

1361643214764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7169468 (or 7169459 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 48.

The spelling of 1361643214764 in words is "one trillion, three hundred sixty-one billion, six hundred forty-three million, two hundred fourteen thousand, seven hundred sixty-four".