63115323071 has 32 divisors (see below), whose sum is σ = 70869427200. Its totient is φ = 55858567680.

The previous prime is 63115323059. The next prime is 63115323119. The reversal of 63115323071 is 17032351136.

It is a cyclic number.

It is not a de Polignac number, because 63115323071 - 2¹⁸ = 63115060927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63115323031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26417945 + ... + 26420333.

It is an arithmetic number, because the mean of its divisors is an integer number (2214669600).

Almost surely, 2^63115323071 is an apocalyptic number.

63115323071 is a deficient number, since it is larger than the sum of its proper divisors (7754104129).

63115323071 is a wasteful number, since it uses less digits than its factorization.

63115323071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2999.

The product of its (nonzero) digits is 11340, while the sum is 32.

The spelling of 63115323071 in words is "sixty-three billion, one hundred fifteen million, three hundred twenty-three thousand, seventy-one".