378256279768 has 16 divisors (see below), whose sum is σ = 733686750000. Its totient is φ = 182606479776.

The previous prime is 378256279741. The next prime is 378256279771. The reversal of 378256279768 is 867972652873.

It is a super-2 number, since 2×378256279768² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 378256279697 and 378256279706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 815207268 + ... + 815207731.

It is an arithmetic number, because the mean of its divisors is an integer number (45855421875).

Almost surely, 2^378256279768 is an apocalyptic number.

It is an amenable number.

378256279768 is a deficient number, since it is larger than the sum of its proper divisors (355430470232).

378256279768 is a wasteful number, since it uses less digits than its factorization.

378256279768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1630415034 (or 1630415030 counting only the distinct ones).

The product of its digits is 426746880, while the sum is 70.

The spelling of 378256279768 in words is "three hundred seventy-eight billion, two hundred fifty-six million, two hundred seventy-nine thousand, seven hundred sixty-eight".