634048427853 has 12 divisors (see below), whose sum is σ = 964050241440. Its totient is φ = 400451638536.

The previous prime is 634048427849. The next prime is 634048427869. The reversal of 634048427853 is 358724840436.

634048427853 is a `hidden beast` number, since 6 + 3 + 40 + 484 + 2 + 78 + 53 = 666.

634048427853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 634048427853 - 2² = 634048427849 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 634048427853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634048427813) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1853942601 + ... + 1853942942.

It is an arithmetic number, because the mean of its divisors is an integer number (80337520120).

Almost surely, 2^634048427853 is an apocalyptic number.

It is an amenable number.

634048427853 is a deficient number, since it is larger than the sum of its proper divisors (330001813587).

634048427853 is a wasteful number, since it uses less digits than its factorization.

634048427853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3707885568 (or 3707885565 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 54.

The spelling of 634048427853 in words is "six hundred thirty-four billion, forty-eight million, four hundred twenty-seven thousand, eight hundred fifty-three".