4315681256 has 8 divisors (see below), whose sum is σ = 8091902370. Its totient is φ = 2157840624.

The previous prime is 4315681241. The next prime is 4315681277. The reversal of 4315681256 is 6521865134.

It can be written as a sum of positive squares in only one way, i.e., 4164637156 + 151044100 = 64534^2 + 12290^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269730071 + ... + 269730086.

Almost surely, 2^4315681256 is an apocalyptic number.

It is an amenable number.

4315681256 is a deficient number, since it is larger than the sum of its proper divisors (3776221114).

4315681256 is a wasteful number, since it uses less digits than its factorization.

4315681256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539460163 (or 539460159 counting only the distinct ones).

The product of its digits is 172800, while the sum is 41.

The square root of 4315681256 is about 65693.8448867167. The cubic root of 4315681256 is about 1628.1076633155.

The spelling of 4315681256 in words is "four billion, three hundred fifteen million, six hundred eighty-one thousand, two hundred fifty-six".