235139647744 has 27 divisors (see below), whose sum is σ = 469376268627. Its totient is φ = 117565944576.

The previous prime is 235139647739. The next prime is 235139647747. The reversal of 235139647744 is 447746931532.

The square root of 235139647744 is 484912.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (235139647747) 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, 7743439 + ... + 7773745.

Almost surely, 2^235139647744 is an apocalyptic number.

235139647744 is the 484912-nd square number.

It is an amenable number.

235139647744 is a deficient number, since it is larger than the sum of its proper divisors (234236620883).

235139647744 is an frugal number, since it uses more digits than its factorization.

235139647744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60630 (or 30309 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 55.

The spelling of 235139647744 in words is "two hundred thirty-five billion, one hundred thirty-nine million, six hundred forty-seven thousand, seven hundred forty-four".