651656150028 has 192 divisors, whose sum is σ = 1872589017600. Its totient is φ = 194734229760.

The previous prime is 651656150027. The next prime is 651656150059. The reversal of 651656150028 is 820051656156.

651656150028 is a `hidden beast` number, since 6 + 5 + 1 + 6 + 5 + 615 + 0 + 0 + 28 = 666.

It is not an unprimeable number, because it can be changed into a prime (651656150027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6827998 + ... + 6922778.

It is an arithmetic number, because the mean of its divisors is an integer number (9753067800).

Almost surely, 2^651656150028 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 651656150028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (936294508800).

651656150028 is an abundant number, since it is smaller than the sum of its proper divisors (1220932867572).

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

651656150028 is a wasteful number, since it uses less digits than its factorization.

651656150028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94949 (or 94941 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The spelling of 651656150028 in words is "six hundred fifty-one billion, six hundred fifty-six million, one hundred fifty thousand, twenty-eight".