63040016634 has 16 divisors (see below), whose sum is σ = 144091466688. Its totient is φ = 18011433312.

The previous prime is 63040016617. The next prime is 63040016639. The reversal of 63040016634 is 43661004036.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 63040016595 and 63040016604.

It is not an unprimeable number, because it can be changed into a prime (63040016639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 750476347 + ... + 750476430.

It is an arithmetic number, because the mean of its divisors is an integer number (9005716668).

Almost surely, 2^63040016634 is an apocalyptic number.

63040016634 is an abundant number, since it is smaller than the sum of its proper divisors (81051450054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63040016634 is a wasteful number, since it uses less digits than its factorization.

63040016634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500952789.

The product of its (nonzero) digits is 31104, while the sum is 33.

The spelling of 63040016634 in words is "sixty-three billion, forty million, sixteen thousand, six hundred thirty-four".