248445355273 has 4 divisors (see below), whose sum is σ = 248518624768. Its totient is φ = 248372085780.

The previous prime is 248445355267. The next prime is 248445355313. The reversal of 248445355273 is 372553544842.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 248445355273 - 2²¹ = 248443258121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 248445355273.

It is not an unprimeable number, because it can be changed into a prime (248445355243) 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, 36629661 + ... + 36636442.

It is an arithmetic number, because the mean of its divisors is an integer number (62129656192).

Almost surely, 2^248445355273 is an apocalyptic number.

It is an amenable number.

248445355273 is a deficient number, since it is larger than the sum of its proper divisors (73269495).

248445355273 is an equidigital number, since it uses as much as digits as its factorization.

248445355273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73269494.

The product of its digits is 16128000, while the sum is 52.

The spelling of 248445355273 in words is "two hundred forty-eight billion, four hundred forty-five million, three hundred fifty-five thousand, two hundred seventy-three".