48487981429 has 2 divisors, whose sum is σ = 48487981430. Its totient is φ = 48487981428.

The previous prime is 48487981357. The next prime is 48487981439. The reversal of 48487981429 is 92418978484.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37644924529 + 10843056900 = 194023^2 + 104130^2 .

It is a cyclic number.

It is not a de Polignac number, because 48487981429 - 2¹⁹ = 48487457141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48487981439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24243990714 + 24243990715.

It is an arithmetic number, because the mean of its divisors is an integer number (24243990715).

Almost surely, 2^48487981429 is an apocalyptic number.

It is an amenable number.

48487981429 is a deficient number, since it is larger than the sum of its proper divisors (1).

48487981429 is an equidigital number, since it uses as much as digits as its factorization.

48487981429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37158912, while the sum is 64.

The spelling of 48487981429 in words is "forty-eight billion, four hundred eighty-seven million, nine hundred eighty-one thousand, four hundred twenty-nine".