234042255525 has 48 divisors (see below), whose sum is σ = 416798767616. Its totient is φ = 115197707520.

The previous prime is 234042255523. The next prime is 234042255541. The reversal of 234042255525 is 525552240432.

It is not a de Polignac number, because 234042255525 - 2¹ = 234042255523 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234042255523) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5490444 + ... + 5532906.

Almost surely, 2^234042255525 is an apocalyptic number.

234042255525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

234042255525 is a deficient number, since it is larger than the sum of its proper divisors (182756512091).

234042255525 is a wasteful number, since it uses less digits than its factorization.

234042255525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48142 (or 48137 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 39.

Adding to 234042255525 its reverse (525552240432), we get a palindrome (759594495957).

The spelling of 234042255525 in words is "two hundred thirty-four billion, forty-two million, two hundred fifty-five thousand, five hundred twenty-five".