235156237442 has 16 divisors (see below), whose sum is σ = 406202271552. Its totient is φ = 100011921360.

The previous prime is 235156237441. The next prime is 235156237453. The reversal of 235156237442 is 244732651532.

It is a junction number, because it is equal to n+sod(n) for n = 235156237393 and 235156237402.

It is not an unprimeable number, because it can be changed into a prime (235156237441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64108373 + ... + 64112040.

It is an arithmetic number, because the mean of its divisors is an integer number (25387641972).

Almost surely, 2^235156237442 is an apocalyptic number.

235156237442 is a deficient number, since it is larger than the sum of its proper divisors (171046034110).

235156237442 is a wasteful number, since it uses less digits than its factorization.

235156237442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128220553.

The product of its digits is 1209600, while the sum is 44.

Adding to 235156237442 its reverse (244732651532), we get a palindrome (479888888974).

The spelling of 235156237442 in words is "two hundred thirty-five billion, one hundred fifty-six million, two hundred thirty-seven thousand, four hundred forty-two".