4238261655 has 8 divisors (see below), whose sum is σ = 6781218672. Its totient is φ = 2260406208.

The previous prime is 4238261623. The next prime is 4238261669. The reversal of 4238261655 is 5561628324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4238261655 - 2⁵ = 4238261623 is a prime.

It is a congruent number.

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, 141275374 + ... + 141275403.

It is an arithmetic number, because the mean of its divisors is an integer number (847652334).

Almost surely, 2^4238261655 is an apocalyptic number.

4238261655 is a deficient number, since it is larger than the sum of its proper divisors (2542957017).

4238261655 is a wasteful number, since it uses less digits than its factorization.

4238261655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282550785.

The product of its digits is 345600, while the sum is 42.

The square root of 4238261655 is about 65101.9328054091. The cubic root of 4238261655 is about 1618.3132439656.

Adding to 4238261655 its reverse (5561628324), we get a palindrome (9799889979).

The spelling of 4238261655 in words is "four billion, two hundred thirty-eight million, two hundred sixty-one thousand, six hundred fifty-five".