651368466 has 120 divisors (see below), whose sum is σ = 1753272576. Its totient is φ = 180033840.

The previous prime is 651368407. The next prime is 651368467. The reversal of 651368466 is 664863156.

It is not an unprimeable number, because it can be changed into a prime (651368467) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 244755 + ... + 247401.

Almost surely, 2^651368466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 651368466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (876636288).

651368466 is an abundant number, since it is smaller than the sum of its proper divisors (1101904110).

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

651368466 is a wasteful number, since it uses less digits than its factorization.

651368466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2706 (or 2690 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 651368466 is about 25521.9212834771. The cubic root of 651368466 is about 866.8465862819.

The spelling of 651368466 in words is "six hundred fifty-one million, three hundred sixty-eight thousand, four hundred sixty-six".