378855410122 has 16 divisors (see below), whose sum is σ = 670416947712. Its totient is φ = 157128971760.

The previous prime is 378855410117. The next prime is 378855410123. The reversal of 378855410122 is 221014558873.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (378855410123) 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, 436468933 + ... + 436469800.

It is an arithmetic number, because the mean of its divisors is an integer number (41901059232).

Almost surely, 2^378855410122 is an apocalyptic number.

378855410122 is a deficient number, since it is larger than the sum of its proper divisors (291561537590).

378855410122 is a wasteful number, since it uses less digits than its factorization.

378855410122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872938773.

The product of its (nonzero) digits is 537600, while the sum is 46.

Adding to 378855410122 its reverse (221014558873), we get a palindrome (599869968995).

The spelling of 378855410122 in words is "three hundred seventy-eight billion, eight hundred fifty-five million, four hundred ten thousand, one hundred twenty-two".