63434145535 has 8 divisors (see below), whose sum is σ = 76142064960. Its totient is φ = 50733256224.

The previous prime is 63434145517. The next prime is 63434145539. The reversal of 63434145535 is 53554143436.

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 63434145535 - 2⁷ = 63434145407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63434145491 and 63434145500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63434145539) 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, 1737655 + ... + 1773784.

It is an arithmetic number, because the mean of its divisors is an integer number (9517758120).

Almost surely, 2^63434145535 is an apocalyptic number.

63434145535 is a deficient number, since it is larger than the sum of its proper divisors (12707919425).

63434145535 is a wasteful number, since it uses less digits than its factorization.

63434145535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3515057.

The product of its digits is 1296000, while the sum is 43.

The spelling of 63434145535 in words is "sixty-three billion, four hundred thirty-four million, one hundred forty-five thousand, five hundred thirty-five".