145556672 has 28 divisors (see below), whose sum is σ = 289322256. Its totient is φ = 72656640.

The previous prime is 145556651. The next prime is 145556689. The reversal of 145556672 is 276655541.

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, 46022 + ... + 49082.

Almost surely, 2^145556672 is an apocalyptic number.

It is an amenable number.

145556672 is a deficient number, since it is larger than the sum of its proper divisors (143765584).

145556672 is an equidigital number, since it uses as much as digits as its factorization.

145556672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3816 (or 3806 counting only the distinct ones).

The product of its digits is 252000, while the sum is 41.

The square root of 145556672 is about 12064.6869830924. The cubic root of 145556672 is about 526.0302333868.

The spelling of 145556672 in words is "one hundred forty-five million, five hundred fifty-six thousand, six hundred seventy-two".