63135404505 has 32 divisors (see below), whose sum is σ = 112283136000. Its totient is φ = 33659490816.

The previous prime is 63135404489. The next prime is 63135404531. The reversal of 63135404505 is 50540453136.

63135404505 is a `hidden beast` number, since 63 + 1 + 3 + 540 + 4 + 50 + 5 = 666.

It is not a de Polignac number, because 63135404505 - 2⁴ = 63135404489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63135404505.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 275721 + ... + 449769.

It is an arithmetic number, because the mean of its divisors is an integer number (3508848000).

Almost surely, 2^63135404505 is an apocalyptic number.

It is an amenable number.

63135404505 is a deficient number, since it is larger than the sum of its proper divisors (49147731495).

63135404505 is a wasteful number, since it uses less digits than its factorization.

63135404505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176750 (or 176744 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 63135404505 in words is "sixty-three billion, one hundred thirty-five million, four hundred four thousand, five hundred five".