634399002287 has 8 divisors (see below), whose sum is σ = 669309590400. Its totient is φ = 599640530904.

The previous prime is 634399002283. The next prime is 634399002301. The reversal of 634399002287 is 782200993436.

634399002287 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 634399002287 - 2² = 634399002283 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634399002283) 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, 38020613 + ... + 38037294.

It is an arithmetic number, because the mean of its divisors is an integer number (83663698800).

Almost surely, 2^634399002287 is an apocalyptic number.

634399002287 is a deficient number, since it is larger than the sum of its proper divisors (34910588113).

634399002287 is a wasteful number, since it uses less digits than its factorization.

634399002287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76058365.

The product of its (nonzero) digits is 3919104, while the sum is 53.

The spelling of 634399002287 in words is "six hundred thirty-four billion, three hundred ninety-nine million, two thousand, two hundred eighty-seven".