145588735273 has 4 divisors (see below), whose sum is σ = 145722672640. Its totient is φ = 145454797908.

The previous prime is 145588735223. The next prime is 145588735291. The reversal of 145588735273 is 372537885541.

145588735273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 372537885541 = 77047 ⋅4835203.

It is a cyclic number.

It is not a de Polignac number, because 145588735273 - 2⁹ = 145588734761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145588735223) 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 3 ways as a sum of consecutive naturals, for example, 66967053 + ... + 66969226.

It is an arithmetic number, because the mean of its divisors is an integer number (36430668160).

Almost surely, 2^145588735273 is an apocalyptic number.

It is an amenable number.

145588735273 is a deficient number, since it is larger than the sum of its proper divisors (133937367).

145588735273 is a wasteful number, since it uses less digits than its factorization.

145588735273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133937366.

The product of its digits is 28224000, while the sum is 58.

The spelling of 145588735273 in words is "one hundred forty-five billion, five hundred eighty-eight million, seven hundred thirty-five thousand, two hundred seventy-three".