273100090945 has 24 divisors (see below), whose sum is σ = 360364194792. Its totient is φ = 198539447040.

The previous prime is 273100090919. The next prime is 273100090957. The reversal of 273100090945 is 549090001372.

It can be written as a sum of positive squares in 4 ways, for example, as 71708270656 + 201391820289 = 267784^2 + 448767^2 .

It is not a de Polignac number, because 273100090945 - 2¹⁵ = 273100058177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 273100090898 and 273100090907.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1458717 + ... + 1635253.

It is an arithmetic number, because the mean of its divisors is an integer number (15015174783).

Almost surely, 2^273100090945 is an apocalyptic number.

It is an amenable number.

273100090945 is a deficient number, since it is larger than the sum of its proper divisors (87264103847).

273100090945 is a wasteful number, since it uses less digits than its factorization.

273100090945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179121 (or 179110 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 40.

The spelling of 273100090945 in words is "two hundred seventy-three billion, one hundred million, ninety thousand, nine hundred forty-five".