616227651 has 12 divisors (see below), whose sum is σ = 958576528. Its totient is φ = 379216944.

The previous prime is 616227649. The next prime is 616227653. The reversal of 616227651 is 156722616.

It is a happy number.

616227651 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (616227649) and next prime (616227653).

It is not a de Polignac number, because 616227651 - 2¹ = 616227649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (616227653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2633335 + ... + 2633568.

Almost surely, 2^616227651 is an apocalyptic number.

616227651 is a deficient number, since it is larger than the sum of its proper divisors (342348877).

616227651 is a wasteful number, since it uses less digits than its factorization.

616227651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5266922 (or 5266919 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 616227651 is about 24823.9330284304. The cubic root of 616227651 is about 850.9689761741.

The spelling of 616227651 in words is "six hundred sixteen million, two hundred twenty-seven thousand, six hundred fifty-one".