29505268453 has 2 divisors, whose sum is σ = 29505268454. Its totient is φ = 29505268452.

The previous prime is 29505268409. The next prime is 29505268489. The reversal of 29505268453 is 35486250592.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27556664004 + 1948604449 = 166002^2 + 44143^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29505268453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 29505268397 and 29505268406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29505268253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14752634226 + 14752634227.

It is an arithmetic number, because the mean of its divisors is an integer number (14752634227).

Almost surely, 2^29505268453 is an apocalyptic number.

It is an amenable number.

29505268453 is a deficient number, since it is larger than the sum of its proper divisors (1).

29505268453 is an equidigital number, since it uses as much as digits as its factorization.

29505268453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592000, while the sum is 49.

The spelling of 29505268453 in words is "twenty-nine billion, five hundred five million, two hundred sixty-eight thousand, four hundred fifty-three".