653345412273 has 24 divisors (see below), whose sum is σ = 951048644000. Its totient is φ = 432185238144.

The previous prime is 653345412253. The next prime is 653345412281. The reversal of 653345412273 is 372214543356.

It is a happy number.

653345412273 is a `hidden beast` number, since 6 + 5 + 3 + 3 + 454 + 122 + 73 = 666.

653345412273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 653345412273 - 2¹⁴ = 653345395889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (653345412253) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2076078 + ... + 2369976.

Almost surely, 2^653345412273 is an apocalyptic number.

It is an amenable number.

653345412273 is a deficient number, since it is larger than the sum of its proper divisors (297703231727).

653345412273 is a wasteful number, since it uses less digits than its factorization.

653345412273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295821 (or 295818 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 45.

The spelling of 653345412273 in words is "six hundred fifty-three billion, three hundred forty-five million, four hundred twelve thousand, two hundred seventy-three".