145550446043344 has 20 divisors (see below), whose sum is σ = 282008213085924. Its totient is φ = 72774132988928.

The previous prime is 145550446043279. The next prime is 145550446043347. The reversal of 145550446043344 is 443340644055541.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11745425665600 + 133805020377744 = 3427160^2 + 11567412^2 .

It is a junction number, because it is equal to n+sod(n) for n = 145550446043291 and 145550446043300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145550446043347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67024897 + ... + 69162400.

Almost surely, 2^{145550446043344} is an apocalyptic number.

It is an amenable number.

145550446043344 is a deficient number, since it is larger than the sum of its proper divisors (136457767042580).

145550446043344 is a wasteful number, since it uses less digits than its factorization.

145550446043344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136254102 (or 136254096 counting only the distinct ones).

The product of its (nonzero) digits is 27648000, while the sum is 52.

The spelling of 145550446043344 in words is "one hundred forty-five trillion, five hundred fifty billion, four hundred forty-six million, forty-three thousand, three hundred forty-four".