378650120099 has 4 divisors (see below), whose sum is σ = 378674397264. Its totient is φ = 378625842936.

The previous prime is 378650120087. The next prime is 378650120119. The reversal of 378650120099 is 990021056873.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990021056873 = 144563 ⋅6848371.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-378650120099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (378650123099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12115172 + ... + 12146385.

It is an arithmetic number, because the mean of its divisors is an integer number (94668599316).

Almost surely, 2^378650120099 is an apocalyptic number.

378650120099 is a deficient number, since it is larger than the sum of its proper divisors (24277165).

378650120099 is a wasteful number, since it uses less digits than its factorization.

378650120099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24277164.

The product of its (nonzero) digits is 816480, while the sum is 50.

The spelling of 378650120099 in words is "three hundred seventy-eight billion, six hundred fifty million, one hundred twenty thousand, ninety-nine".