1379621308366 has 16 divisors (see below), whose sum is σ = 2368354498560. Its totient is φ = 590443925400.

The previous prime is 1379621308361. The next prime is 1379621308391. The reversal of 1379621308366 is 6638031269731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1379621308361) 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, 68518710 + ... + 68538841.

It is an arithmetic number, because the mean of its divisors is an integer number (148022156160).

Almost surely, 2^{1379621308366} is an apocalyptic number.

1379621308366 is a deficient number, since it is larger than the sum of its proper divisors (988733190194).

1379621308366 is a wasteful number, since it uses less digits than its factorization.

1379621308366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137058279.

The product of its (nonzero) digits is 5878656, while the sum is 55.

The spelling of 1379621308366 in words is "one trillion, three hundred seventy-nine billion, six hundred twenty-one million, three hundred eight thousand, three hundred sixty-six".