378356223840 has 96 divisors (see below), whose sum is σ = 1362082417920. Its totient is φ = 86481421824.

The previous prime is 378356223811. The next prime is 378356223887. The reversal of 378356223840 is 48322653873.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 56299650 + ... + 56306369.

It is an arithmetic number, because the mean of its divisors is an integer number (14188358520).

Almost surely, 2^378356223840 is an apocalyptic number.

378356223840 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

378356223840 is an abundant number, since it is smaller than the sum of its proper divisors (983726194080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

378356223840 is a wasteful number, since it uses less digits than its factorization.

378356223840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112606044 (or 112606036 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 51.

The spelling of 378356223840 in words is "three hundred seventy-eight billion, three hundred fifty-six million, two hundred twenty-three thousand, eight hundred forty".