235115553145 has 16 divisors (see below), whose sum is σ = 310331341440. Its totient is φ = 170993124720.

The previous prime is 235115553097. The next prime is 235115553149. The reversal of 235115553145 is 541355511532.

It is a de Polignac number, because none of the positive numbers 2^k-235115553145 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 235115553098 and 235115553107.

It is not an unprimeable number, because it can be changed into a prime (235115553149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17657925 + ... + 17671234.

It is an arithmetic number, because the mean of its divisors is an integer number (19395708840).

Almost surely, 2^235115553145 is an apocalyptic number.

It is an amenable number.

235115553145 is a deficient number, since it is larger than the sum of its proper divisors (75215788295).

235115553145 is an equidigital number, since it uses as much as digits as its factorization.

235115553145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35329197 (or 35329175 counting only the distinct ones).

The product of its digits is 225000, while the sum is 40.

The spelling of 235115553145 in words is "two hundred thirty-five billion, one hundred fifteen million, five hundred fifty-three thousand, one hundred forty-five".