29582993897 has 2 divisors, whose sum is σ = 29582993898. Its totient is φ = 29582993896.

The previous prime is 29582993861. The next prime is 29582993903. The reversal of 29582993897 is 79839928592.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29486384656 + 96609241 = 171716^2 + 9829^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29582993897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29582993897.

It is not a weakly prime, because it can be changed into another prime (29581993897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14791496948 + 14791496949.

It is an arithmetic number, because the mean of its divisors is an integer number (14791496949).

Almost surely, 2^29582993897 is an apocalyptic number.

It is an amenable number.

29582993897 is a deficient number, since it is larger than the sum of its proper divisors (1).

29582993897 is an equidigital number, since it uses as much as digits as its factorization.

29582993897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 176359680, while the sum is 71.

The spelling of 29582993897 in words is "twenty-nine billion, five hundred eighty-two million, nine hundred ninety-three thousand, eight hundred ninety-seven".