63208641157463 has 4 divisors (see below), whose sum is σ = 64152053712120. Its totient is φ = 62265228602808.

The previous prime is 63208641157391. The next prime is 63208641157471. The reversal of 63208641157463 is 36475114680236.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63208641157463 - 2¹² = 63208641153367 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63208641157399 and 63208641157408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63208641157483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471706277228 + ... + 471706277361.

It is an arithmetic number, because the mean of its divisors is an integer number (16038013428030).

Almost surely, 2^{63208641157463} is an apocalyptic number.

63208641157463 is a deficient number, since it is larger than the sum of its proper divisors (943412554657).

63208641157463 is an equidigital number, since it uses as much as digits as its factorization.

63208641157463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943412554656.

The product of its (nonzero) digits is 17418240, while the sum is 56.

The spelling of 63208641157463 in words is "sixty-three trillion, two hundred eight billion, six hundred forty-one million, one hundred fifty-seven thousand, four hundred sixty-three".