145265655244 has 12 divisors (see below), whose sum is σ = 254218595904. Its totient is φ = 72631770704.

The previous prime is 145265655209. The next prime is 145265655247. The reversal of 145265655244 is 442556562541.

145265655244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×145265655244² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145265655247) 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, 101157 + ... + 548419.

It is an arithmetic number, because the mean of its divisors is an integer number (21184882992).

Almost surely, 2^145265655244 is an apocalyptic number.

It is an amenable number.

145265655244 is a deficient number, since it is larger than the sum of its proper divisors (108952940660).

145265655244 is a wasteful number, since it uses less digits than its factorization.

145265655244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528464 (or 528462 counting only the distinct ones).

The product of its digits is 5760000, while the sum is 49.

The spelling of 145265655244 in words is "one hundred forty-five billion, two hundred sixty-five million, six hundred fifty-five thousand, two hundred forty-four".