145401752323 has 8 divisors (see below), whose sum is σ = 150266266416. Its totient is φ = 140600006400.

The previous prime is 145401752297. The next prime is 145401752339. The reversal of 145401752323 is 323257104541.

145401752323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145401752323 is a prime.

It is a super-2 number, since 2×145401752323² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145401750323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15687333 + ... + 15696598.

It is an arithmetic number, because the mean of its divisors is an integer number (18783283302).

Almost surely, 2^145401752323 is an apocalyptic number.

145401752323 is a deficient number, since it is larger than the sum of its proper divisors (4864514093).

145401752323 is a wasteful number, since it uses less digits than its factorization.

145401752323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31384085.

The product of its (nonzero) digits is 100800, while the sum is 37.

Adding to 145401752323 its reverse (323257104541), we get a palindrome (468658856864).

The spelling of 145401752323 in words is "one hundred forty-five billion, four hundred one million, seven hundred fifty-two thousand, three hundred twenty-three".