651005056005 has 32 divisors (see below), whose sum is σ = 1048090026240. Its totient is φ = 345048499200.

The previous prime is 651005055997. The next prime is 651005056027. The reversal of 651005056005 is 500650500156.

It is not a de Polignac number, because 651005056005 - 2³ = 651005055997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1416864 + ... + 1819206.

It is an arithmetic number, because the mean of its divisors is an integer number (32752813320).

Almost surely, 2^651005056005 is an apocalyptic number.

It is an amenable number.

651005056005 is a deficient number, since it is larger than the sum of its proper divisors (397084970235).

651005056005 is a wasteful number, since it uses less digits than its factorization.

651005056005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403021.

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 651005056005 in words is "six hundred fifty-one billion, five million, fifty-six thousand, five".