29849914836977 has 2 divisors, whose sum is σ = 29849914836978. Its totient is φ = 29849914836976.

The previous prime is 29849914836949. The next prime is 29849914836983. The reversal of 29849914836977 is 77963841994892.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15388391222416 + 14461523614561 = 3922804^2 + 3802831^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29849914836977 is a prime.

It is not a weakly prime, because it can be changed into another prime (29849914832977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14924957418488 + 14924957418489.

It is an arithmetic number, because the mean of its divisors is an integer number (14924957418489).

Almost surely, 2^{29849914836977} is an apocalyptic number.

It is an amenable number.

29849914836977 is a deficient number, since it is larger than the sum of its proper divisors (1).

29849914836977 is an equidigital number, since it uses as much as digits as its factorization.

29849914836977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11851370496, while the sum is 86.

The spelling of 29849914836977 in words is "twenty-nine trillion, eight hundred forty-nine billion, nine hundred fourteen million, eight hundred thirty-six thousand, nine hundred seventy-seven".