145489526193 has 8 divisors (see below), whose sum is σ = 211621129056. Its totient is φ = 88175470400.

The previous prime is 145489526173. The next prime is 145489526219. The reversal of 145489526193 is 391625984541.

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

It is a cyclic number.

It is not a de Polignac number, because 145489526193 - 2⁶ = 145489526129 is a prime.

It is a super-3 number, since 3×145489526193³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (145489526173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2204386728 + ... + 2204386793.

It is an arithmetic number, because the mean of its divisors is an integer number (26452641132).

Almost surely, 2^145489526193 is an apocalyptic number.

It is an amenable number.

145489526193 is a deficient number, since it is larger than the sum of its proper divisors (66131602863).

145489526193 is a wasteful number, since it uses less digits than its factorization.

145489526193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4408773535.

The product of its digits is 9331200, while the sum is 57.

The spelling of 145489526193 in words is "one hundred forty-five billion, four hundred eighty-nine million, five hundred twenty-six thousand, one hundred ninety-three".