945653356549 has 8 divisors (see below), whose sum is σ = 1032825613248. Its totient is φ = 858681728160.

The previous prime is 945653356517. The next prime is 945653356591.

945653356549 is nontrivially palindromic in base 10.

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 945653356549 - 2⁵ = 945653356517 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945653356649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50147217 + ... + 50166070.

It is an arithmetic number, because the mean of its divisors is an integer number (129103201656).

Almost surely, 2^945653356549 is an apocalyptic number.

It is an amenable number.

945653356549 is a deficient number, since it is larger than the sum of its proper divisors (87172256699).

945653356549 is a wasteful number, since it uses less digits than its factorization.

945653356549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100314155.

The product of its digits is 262440000, while the sum is 64.

The spelling of 945653356549 in words is "nine hundred forty-five billion, six hundred fifty-three million, three hundred fifty-six thousand, five hundred forty-nine".