378817506268 has 6 divisors (see below), whose sum is σ = 662930635976. Its totient is φ = 189408753132.

The previous prime is 378817506247. The next prime is 378817506271. The reversal of 378817506268 is 862605718873.

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, 47352188280 + ... + 47352188287.

Almost surely, 2^378817506268 is an apocalyptic number.

It is an amenable number.

378817506268 is a deficient number, since it is larger than the sum of its proper divisors (284113129708).

378817506268 is a wasteful number, since it uses less digits than its factorization.

378817506268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94704376571 (or 94704376569 counting only the distinct ones).

The product of its (nonzero) digits is 27095040, while the sum is 61.

The spelling of 378817506268 in words is "three hundred seventy-eight billion, eight hundred seventeen million, five hundred six thousand, two hundred sixty-eight".