1455320512673 has 16 divisors (see below), whose sum is σ = 1500686880000. Its totient is φ = 1410274224576.

The previous prime is 1455320512621. The next prime is 1455320512717. The reversal of 1455320512673 is 3762150235541.

It is a cyclic number.

It is not a de Polignac number, because 1455320512673 - 2¹⁸ = 1455320250529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1455320512273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48630311 + ... + 48660227.

It is an arithmetic number, because the mean of its divisors is an integer number (93792930000).

Almost surely, 2^{1455320512673} is an apocalyptic number.

It is an amenable number.

1455320512673 is a deficient number, since it is larger than the sum of its proper divisors (45366367327).

1455320512673 is a wasteful number, since it uses less digits than its factorization.

1455320512673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35216.

The product of its (nonzero) digits is 756000, while the sum is 44.

The spelling of 1455320512673 in words is "one trillion, four hundred fifty-five billion, three hundred twenty million, five hundred twelve thousand, six hundred seventy-three".