651678016 has 28 divisors (see below), whose sum is σ = 1410736320. Its totient is φ = 296216960.

The previous prime is 651677989. The next prime is 651678019. The reversal of 651678016 is 610876156.

It is a self number, because there is not a number n which added to its sum of digits gives 651678016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (651678019) 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, 462136 + ... + 463543.

It is an arithmetic number, because the mean of its divisors is an integer number (50383440).

Almost surely, 2^651678016 is an apocalyptic number.

It is an amenable number.

651678016 is an abundant number, since it is smaller than the sum of its proper divisors (759058304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

651678016 is a wasteful number, since it uses less digits than its factorization.

651678016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925702 (or 925692 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 651678016 is about 25527.9849576891. The cubic root of 651678016 is about 866.9838817757.

The spelling of 651678016 in words is "six hundred fifty-one million, six hundred seventy-eight thousand, sixteen".