145265625318 has 48 divisors (see below), whose sum is σ = 322506254448. Its totient is φ = 43584024000.

The previous prime is 145265625289. The next prime is 145265625377. The reversal of 145265625318 is 813526562541.

It is a super-2 number, since 2×145265625318² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 917221 + ... + 1063872.

It is an arithmetic number, because the mean of its divisors is an integer number (6718880301).

Almost surely, 2^145265625318 is an apocalyptic number.

145265625318 is an abundant number, since it is smaller than the sum of its proper divisors (177240629130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145265625318 is a wasteful number, since it uses less digits than its factorization.

145265625318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1981221 (or 1981210 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 48.

The spelling of 145265625318 in words is "one hundred forty-five billion, two hundred sixty-five million, six hundred twenty-five thousand, three hundred eighteen".