653402271023 has 2 divisors, whose sum is σ = 653402271024. Its totient is φ = 653402271022.

The previous prime is 653402270957. The next prime is 653402271029. The reversal of 653402271023 is 320172204356.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 653402271023 - 2¹⁴ = 653402254639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (653402271029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326701135511 + 326701135512.

It is an arithmetic number, because the mean of its divisors is an integer number (326701135512).

Almost surely, 2^653402271023 is an apocalyptic number.

653402271023 is a deficient number, since it is larger than the sum of its proper divisors (1).

653402271023 is an equidigital number, since it uses as much as digits as its factorization.

653402271023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 35.

Adding to 653402271023 its reverse (320172204356), we get a palindrome (973574475379).

The spelling of 653402271023 in words is "six hundred fifty-three billion, four hundred two million, two hundred seventy-one thousand, twenty-three".