63763255413 has 36 divisors (see below), whose sum is σ = 109024066060. Its totient is φ = 35671743360.

The previous prime is 63763255363. The next prime is 63763255477. The reversal of 63763255413 is 31455236736.

It is a happy number.

63763255413 is a `hidden beast` number, since 6 + 3 + 7 + 632 + 5 + 5 + 4 + 1 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5396077764 + 58367177649 = 73458^2 + 241593^2 .

It is not a de Polignac number, because 63763255413 - 2⁹ = 63763254901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63763255013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2237848 + ... + 2266161.

Almost surely, 2^63763255413 is an apocalyptic number.

It is an amenable number.

63763255413 is a deficient number, since it is larger than the sum of its proper divisors (45260810647).

63763255413 is a wasteful number, since it uses less digits than its factorization.

63763255413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4504050 (or 4504036 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 45.

The spelling of 63763255413 in words is "sixty-three billion, seven hundred sixty-three million, two hundred fifty-five thousand, four hundred thirteen".