129536084997 has 72 divisors (see below), whose sum is σ = 215781855744. Its totient is φ = 74727576000.

The previous prime is 129536084983. The next prime is 129536085017. The reversal of 129536084997 is 799480635921.

129536084997 is a `hidden beast` number, since 1 + 2 + 9 + 536 + 0 + 8 + 4 + 9 + 97 = 666.

It is not a de Polignac number, because 129536084997 - 2¹⁶ = 129536019461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129536084957) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2027848 + ... + 2090750.

It is a 1-persistent number, because it is pandigital, but 2⋅129536084997 = 259072169994 is not.

Almost surely, 2^129536084997 is an apocalyptic number.

It is an amenable number.

129536084997 is a deficient number, since it is larger than the sum of its proper divisors (86245770747).

129536084997 is a wasteful number, since it uses less digits than its factorization.

129536084997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63023 (or 63009 counting only the distinct ones).

The product of its (nonzero) digits is 29393280, while the sum is 63.

The spelling of 129536084997 in words is "one hundred twenty-nine billion, five hundred thirty-six million, eighty-four thousand, nine hundred ninety-seven".