29948464757 has 2 divisors, whose sum is σ = 29948464758. Its totient is φ = 29948464756.

The previous prime is 29948464747. The next prime is 29948464811. The reversal of 29948464757 is 75746484992.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29142245521 + 806219236 = 170711^2 + 28394^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29948464757 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 29948464693 and 29948464702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29948464747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14974232378 + 14974232379.

It is an arithmetic number, because the mean of its divisors is an integer number (14974232379).

Almost surely, 2^29948464757 is an apocalyptic number.

It is an amenable number.

29948464757 is a deficient number, since it is larger than the sum of its proper divisors (1).

29948464757 is an equidigital number, since it uses as much as digits as its factorization.

29948464757 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 121927680, while the sum is 65.

The spelling of 29948464757 in words is "twenty-nine billion, nine hundred forty-eight million, four hundred sixty-four thousand, seven hundred fifty-seven".