308375859856 has 15 divisors (see below), whose sum is σ = 597482532201. Its totient is φ = 154186819296.

The previous prime is 308375859823. The next prime is 308375859859. The reversal of 308375859856 is 658958573803.

The square root of 308375859856 is 555316.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 99782701456 + 208593158400 = 315884^2 + 456720^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 308375859791 and 308375859800.

It is not an unprimeable number, because it can be changed into a prime (308375859859) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2151850 + ... + 2290678.

Almost surely, 2^308375859856 is an apocalyptic number.

308375859856 is the 555316-th square number.

It is an amenable number.

308375859856 is a deficient number, since it is larger than the sum of its proper divisors (289106672345).

308375859856 is an frugal number, since it uses more digits than its factorization.

308375859856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277666 (or 138831 counting only the distinct ones).

The product of its (nonzero) digits is 217728000, while the sum is 67.

The spelling of 308375859856 in words is "three hundred eight billion, three hundred seventy-five million, eight hundred fifty-nine thousand, eight hundred fifty-six".