1772836070273 has 4 divisors (see below), whose sum is σ = 1816075974468. Its totient is φ = 1729596166080.

The previous prime is 1772836070237. The next prime is 1772836070281. The reversal of 1772836070273 is 3720706382771.

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

It can be written as a sum of positive squares in 2 ways, for example, as 190717370944 + 1582118699329 = 436712^2 + 1257823^2 .

It is a cyclic number.

It is not a de Polignac number, because 1772836070273 - 2¹⁸ = 1772835808129 is a prime.

It is a super-3 number, since 3×1772836070273³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1772836090273) 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, 21619952036 + ... + 21619952117.

It is an arithmetic number, because the mean of its divisors is an integer number (454018993617).

Almost surely, 2^{1772836070273} is an apocalyptic number.

It is an amenable number.

1772836070273 is a deficient number, since it is larger than the sum of its proper divisors (43239904195).

1772836070273 is an equidigital number, since it uses as much as digits as its factorization.

1772836070273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43239904194.

The product of its (nonzero) digits is 4148928, while the sum is 53.

The spelling of 1772836070273 in words is "one trillion, seven hundred seventy-two billion, eight hundred thirty-six million, seventy thousand, two hundred seventy-three".