129633711711844 has 12 divisors (see below), whose sum is σ = 227351097441468. Its totient is φ = 64676255300000.

The previous prime is 129633711711821. The next prime is 129633711711967. The reversal of 129633711711844 is 448117117336921.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 16440283934244 + 113193427777600 = 4054662^2 + 10639240^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35150136907 + ... + 35150140594.

It is an arithmetic number, because the mean of its divisors is an integer number (18945924786789).

Almost surely, 2^{129633711711844} is an apocalyptic number.

It is an amenable number.

129633711711844 is a deficient number, since it is larger than the sum of its proper divisors (97717385729624).

129633711711844 is a wasteful number, since it uses less digits than its factorization.

129633711711844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70300277966 (or 70300277964 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 58.

The spelling of 129633711711844 in words is "one hundred twenty-nine trillion, six hundred thirty-three billion, seven hundred eleven million, seven hundred eleven thousand, eight hundred forty-four".