627164161 has 8 divisors (see below), whose sum is σ = 704773440. Its totient is φ = 553750032.

The previous prime is 627164149. The next prime is 627164183. The reversal of 627164161 is 161461726.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-627164161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (627164101) 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, 1048471 + ... + 1049068.

It is an arithmetic number, because the mean of its divisors is an integer number (88096680).

Almost surely, 2^627164161 is an apocalyptic number.

It is an amenable number.

627164161 is a deficient number, since it is larger than the sum of its proper divisors (77609279).

627164161 is a wasteful number, since it uses less digits than its factorization.

627164161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097575.

The product of its digits is 12096, while the sum is 34.

The square root of 627164161 is about 25043.2458159880. The cubic root of 627164161 is about 855.9736800253.

The spelling of 627164161 in words is "six hundred twenty-seven million, one hundred sixty-four thousand, one hundred sixty-one".