29813928772736 has 16 divisors (see below), whose sum is σ = 59394936227190. Its totient is φ = 14906964386304.

The previous prime is 29813928772717. The next prime is 29813928772753. The reversal of 29813928772736 is 63727782931892.

It can be written as a sum of positive squares in only one way, i.e., 24300561793600 + 5513366979136 = 4929560^2 + 2348056^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×29813928772736² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116460659141 + ... + 116460659396.

Almost surely, 2^{29813928772736} is an apocalyptic number.

It is an amenable number.

29813928772736 is a deficient number, since it is larger than the sum of its proper divisors (29581007454454).

29813928772736 is an equidigital number, since it uses as much as digits as its factorization.

29813928772736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232921318551 (or 232921318539 counting only the distinct ones).

The product of its digits is 768144384, while the sum is 74.

The spelling of 29813928772736 in words is "twenty-nine trillion, eight hundred thirteen billion, nine hundred twenty-eight million, seven hundred seventy-two thousand, seven hundred thirty-six".