84132129401517 has 16 divisors (see below), whose sum is σ = 112444272004608. Its totient is φ = 55954040439360.

The previous prime is 84132129401497. The next prime is 84132129401561. The reversal of 84132129401517 is 71510492123148.

It is not a de Polignac number, because 84132129401517 - 2¹⁰ = 84132129400493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84132129406517) 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, 92787283 + ... + 93689615.

It is an arithmetic number, because the mean of its divisors is an integer number (7027767000288).

Almost surely, 2^{84132129401517} is an apocalyptic number.

It is an amenable number.

84132129401517 is a deficient number, since it is larger than the sum of its proper divisors (28312142603091).

84132129401517 is a wasteful number, since it uses less digits than its factorization.

84132129401517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976580.

The product of its (nonzero) digits is 483840, while the sum is 48.

The spelling of 84132129401517 in words is "eighty-four trillion, one hundred thirty-two billion, one hundred twenty-nine million, four hundred one thousand, five hundred seventeen".