378644018002725 has 24 divisors (see below), whose sum is σ = 630594300363840. Its totient is φ = 200469436289920.

The previous prime is 378644018002717. The next prime is 378644018002727. The reversal of 378644018002725 is 527200810446873.

It is not a de Polignac number, because 378644018002725 - 2³ = 378644018002717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378644018002727) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18425489385 + ... + 18425509934.

It is an arithmetic number, because the mean of its divisors is an integer number (26274762515160).

Almost surely, 2^{378644018002725} is an apocalyptic number.

It is an amenable number.

378644018002725 is a deficient number, since it is larger than the sum of its proper divisors (251950282361115).

378644018002725 is a wasteful number, since it uses less digits than its factorization.

378644018002725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36850999469 (or 36850999464 counting only the distinct ones).

The product of its (nonzero) digits is 18063360, while the sum is 57.

The spelling of 378644018002725 in words is "three hundred seventy-eight trillion, six hundred forty-four billion, eighteen million, two thousand, seven hundred twenty-five".