84632470129 has 2 divisors, whose sum is σ = 84632470130. Its totient is φ = 84632470128.

The previous prime is 84632470121. The next prime is 84632470187. The reversal of 84632470129 is 92107423648.

It is a happy number.

84632470129 is nontrivially palindromic in base 6.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74953845729 + 9678624400 = 273777^2 + 98380^2 .

It is a cyclic number.

It is not a de Polignac number, because 84632470129 - 2³ = 84632470121 is a prime.

It is not a weakly prime, because it can be changed into another prime (84632470121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42316235064 + 42316235065.

It is an arithmetic number, because the mean of its divisors is an integer number (42316235065).

Almost surely, 2^84632470129 is an apocalyptic number.

It is an amenable number.

84632470129 is a deficient number, since it is larger than the sum of its proper divisors (1).

84632470129 is an equidigital number, since it uses as much as digits as its factorization.

84632470129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 46.

The spelling of 84632470129 in words is "eighty-four billion, six hundred thirty-two million, four hundred seventy thousand, one hundred twenty-nine".