378838531004 has 12 divisors (see below), whose sum is σ = 664970354328. Its totient is φ = 188847001200.

The previous prime is 378838531003. The next prime is 378838531051. The reversal of 378838531004 is 400135838873.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378838531003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143064587 + ... + 143067234.

It is an arithmetic number, because the mean of its divisors is an integer number (55414196194).

Almost surely, 2^378838531004 is an apocalyptic number.

It is an amenable number.

378838531004 is a deficient number, since it is larger than the sum of its proper divisors (286131823324).

378838531004 is a wasteful number, since it uses less digits than its factorization.

378838531004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286132156 (or 286132154 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 378838531004 in words is "three hundred seventy-eight billion, eight hundred thirty-eight million, five hundred thirty-one thousand, four".