651151129968 has 60 divisors (see below), whose sum is σ = 1852192890808. Its totient is φ = 213492170880.

The previous prime is 651151129963. The next prime is 651151129973. The reversal of 651151129968 is 869921151156.

It is a happy number.

651151129968 is a `hidden beast` number, since 6 + 5 + 11 + 511 + 29 + 96 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (651151129963) and next prime (651151129973).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (651151129961) 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, 37055830 + ... + 37073397.

Almost surely, 2^651151129968 is an apocalyptic number.

It is an amenable number.

651151129968 is an abundant number, since it is smaller than the sum of its proper divisors (1201041760840).

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

651151129968 is a wasteful number, since it uses less digits than its factorization.

651151129968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74129302 (or 74129293 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 54.

The spelling of 651151129968 in words is "six hundred fifty-one billion, one hundred fifty-one million, one hundred twenty-nine thousand, nine hundred sixty-eight".