145050552644 has 12 divisors (see below), whose sum is σ = 253921741500. Its totient is φ = 72501483648.

The previous prime is 145050552629. The next prime is 145050552671. The reversal of 145050552644 is 446255050541.

It can be written as a sum of positive squares in 2 ways, for example, as 25446630400 + 119603922244 = 159520^2 + 345838^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5934449 + ... + 5958840.

It is an arithmetic number, because the mean of its divisors is an integer number (21160145125).

Almost surely, 2^145050552644 is an apocalyptic number.

It is an amenable number.

145050552644 is a deficient number, since it is larger than the sum of its proper divisors (108871188856).

145050552644 is a wasteful number, since it uses less digits than its factorization.

145050552644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11896342 (or 11896340 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 41.

The spelling of 145050552644 in words is "one hundred forty-five billion, fifty million, five hundred fifty-two thousand, six hundred forty-four".