145601256112319 has 4 divisors (see below), whose sum is σ = 166401435556944. Its totient is φ = 124801076667696.

The previous prime is 145601256112241. The next prime is 145601256112369. The reversal of 145601256112319 is 913211652106541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 145601256112319 - 2²⁴ = 145601239335103 is a prime.

It is a super-2 number, since 2×145601256112319² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145601256112369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10400089722302 + ... + 10400089722315.

It is an arithmetic number, because the mean of its divisors is an integer number (41600358889236).

Almost surely, 2^{145601256112319} is an apocalyptic number.

145601256112319 is a deficient number, since it is larger than the sum of its proper divisors (20800179444625).

145601256112319 is an equidigital number, since it uses as much as digits as its factorization.

145601256112319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20800179444624.

The product of its (nonzero) digits is 388800, while the sum is 47.

The spelling of 145601256112319 in words is "one hundred forty-five trillion, six hundred one billion, two hundred fifty-six million, one hundred twelve thousand, three hundred nineteen".