29323315057 has 2 divisors, whose sum is σ = 29323315058. Its totient is φ = 29323315056.

The previous prime is 29323315033. The next prime is 29323315061. The reversal of 29323315057 is 75051332392.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28803520656 + 519794401 = 169716^2 + 22799^2 .

It is a cyclic number.

It is not a de Polignac number, because 29323315057 - 2²³ = 29314926449 is a prime.

It is not a weakly prime, because it can be changed into another prime (29323315067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14661657528 + 14661657529.

It is an arithmetic number, because the mean of its divisors is an integer number (14661657529).

Almost surely, 2^29323315057 is an apocalyptic number.

It is an amenable number.

29323315057 is a deficient number, since it is larger than the sum of its proper divisors (1).

29323315057 is an equidigital number, since it uses as much as digits as its factorization.

29323315057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 170100, while the sum is 40.

The spelling of 29323315057 in words is "twenty-nine billion, three hundred twenty-three million, three hundred fifteen thousand, fifty-seven".