145564673660617 has 8 divisors (see below), whose sum is σ = 146369506949120. Its totient is φ = 144759847060080.

The previous prime is 145564673660569. The next prime is 145564673660669. The reversal of 145564673660617 is 716066376465541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 145564673660617 - 2⁴³ = 136768580638409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145564673664617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45674734 + ... + 48757672.

It is an arithmetic number, because the mean of its divisors is an integer number (18296188368640).

Almost surely, 2^{145564673660617} is an apocalyptic number.

It is an amenable number.

145564673660617 is a deficient number, since it is larger than the sum of its proper divisors (804833288503).

145564673660617 is a wasteful number, since it uses less digits than its factorization.

145564673660617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3343983.

The product of its (nonzero) digits is 457228800, while the sum is 67.

The spelling of 145564673660617 in words is "one hundred forty-five trillion, five hundred sixty-four billion, six hundred seventy-three million, six hundred sixty thousand, six hundred seventeen".