129516013627 has 16 divisors (see below), whose sum is σ = 173895628032. Its totient is φ = 93158370720.

The previous prime is 129516013609. The next prime is 129516013639. The reversal of 129516013627 is 726310615921.

It is a cyclic number.

It is not a de Polignac number, because 129516013627 - 2¹⁵ = 129515980859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (129516013607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64692313 + ... + 64694314.

It is an arithmetic number, because the mean of its divisors is an integer number (10868476752).

Almost surely, 2^129516013627 is an apocalyptic number.

129516013627 is a deficient number, since it is larger than the sum of its proper divisors (44379614405).

129516013627 is a wasteful number, since it uses less digits than its factorization.

129516013627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129386658.

The product of its (nonzero) digits is 136080, while the sum is 43.

The spelling of 129516013627 in words is "one hundred twenty-nine billion, five hundred sixteen million, thirteen thousand, six hundred twenty-seven".