29661037216630 has 64 divisors (see below), whose sum is σ = 54508745491200. Its totient is φ = 11618172693504.

The previous prime is 29661037216627. The next prime is 29661037216661. The reversal of 29661037216630 is 3661273016692.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 248697372 + ... + 248816608.

It is an arithmetic number, because the mean of its divisors is an integer number (851699148300).

Almost surely, 2^{29661037216630} is an apocalyptic number.

29661037216630 is a deficient number, since it is larger than the sum of its proper divisors (24847708274570).

29661037216630 is a wasteful number, since it uses less digits than its factorization.

29661037216630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121753.

The product of its (nonzero) digits is 2939328, while the sum is 52.

The spelling of 29661037216630 in words is "twenty-nine trillion, six hundred sixty-one billion, thirty-seven million, two hundred sixteen thousand, six hundred thirty".