1448055565545 has 16 divisors (see below), whose sum is σ = 2351469337920. Its totient is φ = 760769490624.

The previous prime is 1448055565483. The next prime is 1448055565553. The reversal of 1448055565545 is 5455655508441.

It is a de Polignac number, because none of the positive numbers 2^k-1448055565545 is a prime.

It is a super-2 number, since 2×1448055565545² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 720424650 + ... + 720426659.

It is an arithmetic number, because the mean of its divisors is an integer number (146966833620).

Almost surely, 2^{1448055565545} is an apocalyptic number.

1448055565545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1448055565545 is a deficient number, since it is larger than the sum of its proper divisors (903413772375).

1448055565545 is a wasteful number, since it uses less digits than its factorization.

1448055565545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440851384.

The product of its (nonzero) digits is 48000000, while the sum is 57.

The spelling of 1448055565545 in words is "one trillion, four hundred forty-eight billion, fifty-five million, five hundred sixty-five thousand, five hundred forty-five".