6634317473 has 8 divisors (see below), whose sum is σ = 8028081792. Its totient is φ = 5352054336.

The previous prime is 6634317467. The next prime is 6634317491. The reversal of 6634317473 is 3747134366.

It is a happy number.

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 6634317473 - 2¹² = 6634313377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6634317413) 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, 27875165 + ... + 27875402.

It is an arithmetic number, because the mean of its divisors is an integer number (1003510224).

Almost surely, 2^6634317473 is an apocalyptic number.

It is an amenable number.

6634317473 is a deficient number, since it is larger than the sum of its proper divisors (1393764319).

6634317473 is a wasteful number, since it uses less digits than its factorization.

6634317473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55750591.

The product of its digits is 762048, while the sum is 44.

The square root of 6634317473 is about 81451.3196516791. The cubic root of 6634317473 is about 1879.0229449395.

The spelling of 6634317473 in words is "six billion, six hundred thirty-four million, three hundred seventeen thousand, four hundred seventy-three".