63126132069 has 64 divisors (see below), whose sum is σ = 115637372928. Its totient is φ = 29566252800.

The previous prime is 63126132067. The next prime is 63126132151. The reversal of 63126132069 is 96023162136.

It is not a de Polignac number, because 63126132069 - 2¹ = 63126132067 is a prime.

It is a super-2 number, since 2×63126132069² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63126132067) 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 in 63 ways as a sum of consecutive naturals, for example, 115302 + ... + 373559.

It is an arithmetic number, because the mean of its divisors is an integer number (1806833952).

Almost surely, 2^63126132069 is an apocalyptic number.

It is an amenable number.

63126132069 is a deficient number, since it is larger than the sum of its proper divisors (52511240859).

63126132069 is a wasteful number, since it uses less digits than its factorization.

63126132069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488938.

The product of its (nonzero) digits is 69984, while the sum is 39.

The spelling of 63126132069 in words is "sixty-three billion, one hundred twenty-six million, one hundred thirty-two thousand, sixty-nine".