945822521359 has 4 divisors (see below), whose sum is σ = 945831931240. Its totient is φ = 945813111480.

The previous prime is 945822521353. The next prime is 945822521363. The reversal of 945822521359 is 953125228549.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 945822521359 - 2³⁹ = 396066707471 is a prime.

It is a super-2 number, since 2×945822521359² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945822521353) 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, 4552524 + ... + 4755745.

It is an arithmetic number, because the mean of its divisors is an integer number (236457982810).

Almost surely, 2^945822521359 is an apocalyptic number.

945822521359 is a deficient number, since it is larger than the sum of its proper divisors (9409881).

945822521359 is a wasteful number, since it uses less digits than its factorization.

945822521359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9409880.

The product of its digits is 7776000, while the sum is 55.

The spelling of 945822521359 in words is "nine hundred forty-five billion, eight hundred twenty-two million, five hundred twenty-one thousand, three hundred fifty-nine".