1366450175552 has 112 divisors (see below), whose sum is σ = 3444419417472. Its totient is φ = 522338119680.

The previous prime is 1366450175533. The next prime is 1366450175579. The reversal of 1366450175552 is 2555710546631.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 1366450175552.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2354693 + ... + 2877060.

Almost surely, 2^{1366450175552} is an apocalyptic number.

It is an amenable number.

1366450175552 is an abundant number, since it is smaller than the sum of its proper divisors (2077969241920).

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

1366450175552 is a wasteful number, since it uses less digits than its factorization.

1366450175552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5231836 (or 5231826 counting only the distinct ones).

The product of its (nonzero) digits is 3780000, while the sum is 50.

The spelling of 1366450175552 in words is "one trillion, three hundred sixty-six billion, four hundred fifty million, one hundred seventy-five thousand, five hundred fifty-two".