378441565144874 has 128 divisors (see below), whose sum is σ = 711604976025600. Its totient is φ = 146641413600000.

The previous prime is 378441565144859. The next prime is 378441565144949. The reversal of 378441565144874 is 478441565144873.

It is a junction number, because it is equal to n+sod(n) for n = 378441565144798 and 378441565144807.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28197710684 + ... + 28197724104.

It is an arithmetic number, because the mean of its divisors is an integer number (5559413875200).

Almost surely, 2^{378441565144874} is an apocalyptic number.

378441565144874 is a deficient number, since it is larger than the sum of its proper divisors (333163410880726).

378441565144874 is a wasteful number, since it uses less digits than its factorization.

378441565144874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15180.

The product of its digits is 1445068800, while the sum is 71.

Subtracting 378441565144874 from its reverse (478441565144873), we obtain a palindrome (99999999999999).

The spelling of 378441565144874 in words is "three hundred seventy-eight trillion, four hundred forty-one billion, five hundred sixty-five million, one hundred forty-four thousand, eight hundred seventy-four".