63534325511 has 8 divisors (see below), whose sum is σ = 67114561920. Its totient is φ = 59977721592.

The previous prime is 63534325499. The next prime is 63534325529. The reversal of 63534325511 is 11552343536.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63534325511 - 2¹⁸ = 63534063367 is a prime.

It is a super-2 number, since 2×63534325511² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63534321511) 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, 5902595 + ... + 5913348.

It is an arithmetic number, because the mean of its divisors is an integer number (8389320240).

Almost surely, 2^63534325511 is an apocalyptic number.

63534325511 is a deficient number, since it is larger than the sum of its proper divisors (3580236409).

63534325511 is a wasteful number, since it uses less digits than its factorization.

63534325511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11816245.

The product of its digits is 162000, while the sum is 38.

The spelling of 63534325511 in words is "sixty-three billion, five hundred thirty-four million, three hundred twenty-five thousand, five hundred eleven".