634045806363 has 8 divisors (see below), whose sum is σ = 895123491408. Its totient is φ = 397832662784.

The previous prime is 634045806349. The next prime is 634045806371. The reversal of 634045806363 is 363608540436.

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 634045806363 - 2¹² = 634045802267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (634045806263) 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, 6216135306 + ... + 6216135407.

It is an arithmetic number, because the mean of its divisors is an integer number (111890436426).

Almost surely, 2^634045806363 is an apocalyptic number.

634045806363 is a deficient number, since it is larger than the sum of its proper divisors (261077685045).

634045806363 is a wasteful number, since it uses less digits than its factorization.

634045806363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12432270733.

The product of its (nonzero) digits is 3732480, while the sum is 48.

The spelling of 634045806363 in words is "six hundred thirty-four billion, forty-five million, eight hundred six thousand, three hundred sixty-three".