378540891356 has 6 divisors (see below), whose sum is σ = 662446559880. Its totient is φ = 189270445676.

The previous prime is 378540891343. The next prime is 378540891361. The reversal of 378540891356 is 653198045873.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 378540891295 and 378540891304.

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 as a sum of consecutive naturals, namely, 47317611416 + ... + 47317611423.

It is an arithmetic number, because the mean of its divisors is an integer number (110407759980).

Almost surely, 2^378540891356 is an apocalyptic number.

It is an amenable number.

378540891356 is a deficient number, since it is larger than the sum of its proper divisors (283905668524).

378540891356 is a wasteful number, since it uses less digits than its factorization.

378540891356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94635222843 (or 94635222841 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 59.

The spelling of 378540891356 in words is "three hundred seventy-eight billion, five hundred forty million, eight hundred ninety-one thousand, three hundred fifty-six".