4234644121256 has 32 divisors (see below), whose sum is σ = 8008951005000. Its totient is φ = 2098979694336.

The previous prime is 4234644121231. The next prime is 4234644121271. The reversal of 4234644121256 is 6521214464324.

It can be written as a sum of positive squares in 4 ways, for example, as 4016056080100 + 218588041156 = 2004010^2 + 467534^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2883011 + ... + 4096466.

Almost surely, 2^{4234644121256} is an apocalyptic number.

It is an amenable number.

4234644121256 is a deficient number, since it is larger than the sum of its proper divisors (3774306883744).

4234644121256 is a wasteful number, since it uses less digits than its factorization.

4234644121256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6980141 (or 6980137 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 44.

The spelling of 4234644121256 in words is "four trillion, two hundred thirty-four billion, six hundred forty-four million, one hundred twenty-one thousand, two hundred fifty-six".