378069203729 has 16 divisors (see below), whose sum is σ = 436884000000. Its totient is φ = 320461000704.

The previous prime is 378069203689. The next prime is 378069203753. The reversal of 378069203729 is 927302960873.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-378069203729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (378069203789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 625172 + ... + 1070970.

It is an arithmetic number, because the mean of its divisors is an integer number (27305250000).

Almost surely, 2^378069203729 is an apocalyptic number.

It is an amenable number.

378069203729 is a deficient number, since it is larger than the sum of its proper divisors (58814796271).

378069203729 is a wasteful number, since it uses less digits than its factorization.

378069203729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447152.

The product of its (nonzero) digits is 6858432, while the sum is 56.

The spelling of 378069203729 in words is "three hundred seventy-eight billion, sixty-nine million, two hundred three thousand, seven hundred twenty-nine".