627616465 has 8 divisors (see below), whose sum is σ = 860731200. Its totient is φ = 430365552.

The previous prime is 627616447. The next prime is 627616469. The reversal of 627616465 is 564616726.

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 627616465 - 2⁷ = 627616337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (627616469) 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, 8965915 + ... + 8965984.

It is an arithmetic number, because the mean of its divisors is an integer number (107591400).

Almost surely, 2^627616465 is an apocalyptic number.

It is an amenable number.

627616465 is a deficient number, since it is larger than the sum of its proper divisors (233114735).

627616465 is a wasteful number, since it uses less digits than its factorization.

627616465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17931911.

The product of its digits is 362880, while the sum is 43.

The square root of 627616465 is about 25052.2746472251. The cubic root of 627616465 is about 856.1794035603.

The spelling of 627616465 in words is "six hundred twenty-seven million, six hundred sixteen thousand, four hundred sixty-five".