378126502388 has 6 divisors (see below), whose sum is σ = 661721379186. Its totient is φ = 189063251192.

The previous prime is 378126502337. The next prime is 378126502469. The reversal of 378126502388 is 883205621873.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 348711508324 + 29414994064 = 590518^2 + 171508^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47265812795 + ... + 47265812802.

It is an arithmetic number, because the mean of its divisors is an integer number (110286896531).

Almost surely, 2^378126502388 is an apocalyptic number.

It is an amenable number.

378126502388 is a deficient number, since it is larger than the sum of its proper divisors (283594876798).

378126502388 is a wasteful number, since it uses less digits than its factorization.

378126502388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94531625601 (or 94531625599 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 53.

The spelling of 378126502388 in words is "three hundred seventy-eight billion, one hundred twenty-six million, five hundred two thousand, three hundred eighty-eight".