63236452613 has 4 divisors (see below), whose sum is σ = 63241869600. Its totient is φ = 63231035628.

The previous prime is 63236452567. The next prime is 63236452637. The reversal of 63236452613 is 31625463236.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63236452613 is a prime.

It is a super-3 number, since 3×63236452613³ (a number of 33 digits) contains 333 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 (63236452693) 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 3 ways as a sum of consecutive naturals, for example, 2690945 + ... + 2714342.

It is an arithmetic number, because the mean of its divisors is an integer number (15810467400).

Almost surely, 2^63236452613 is an apocalyptic number.

It is an amenable number.

63236452613 is a deficient number, since it is larger than the sum of its proper divisors (5416987).

63236452613 is a wasteful number, since it uses less digits than its factorization.

63236452613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5416986.

The product of its digits is 466560, while the sum is 41.

The spelling of 63236452613 in words is "sixty-three billion, two hundred thirty-six million, four hundred fifty-two thousand, six hundred thirteen".