651054616 has 16 divisors (see below), whose sum is σ = 1241418600. Its totient is φ = 320009664.

The previous prime is 651054601. The next prime is 651054617. The reversal of 651054616 is 616450156.

It is a happy number.

It is a super-2 number, since 2×651054616² = 847744226029814912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (651054617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 689205 + ... + 690148.

Almost surely, 2^651054616 is an apocalyptic number.

It is an amenable number.

651054616 is a deficient number, since it is larger than the sum of its proper divisors (590363984).

651054616 is a wasteful number, since it uses less digits than its factorization.

651054616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379418 (or 1379414 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 651054616 is about 25515.7719068031. The cubic root of 651054616 is about 866.7073391826.

The spelling of 651054616 in words is "six hundred fifty-one million, fifty-four thousand, six hundred sixteen".