945273273871 has 4 divisors (see below), whose sum is σ = 946005477544. Its totient is φ = 944541070200.

The previous prime is 945273273863. The next prime is 945273273881. The reversal of 945273273871 is 178372372549.

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 945273273871 - 2³ = 945273273863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945273273821) 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 3 ways as a sum of consecutive naturals, for example, 366099900 + ... + 366102481.

It is an arithmetic number, because the mean of its divisors is an integer number (236501369386).

Almost surely, 2^945273273871 is an apocalyptic number.

945273273871 is a deficient number, since it is larger than the sum of its proper divisors (732203673).

945273273871 is a wasteful number, since it uses less digits than its factorization.

945273273871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732203672.

The product of its digits is 17781120, while the sum is 58.

The spelling of 945273273871 in words is "nine hundred forty-five billion, two hundred seventy-three million, two hundred seventy-three thousand, eight hundred seventy-one".