651015045606 has 16 divisors (see below), whose sum is σ = 1310768550000. Its totient is φ = 215548605408.

The previous prime is 651015045587. The next prime is 651015045623. The reversal of 651015045606 is 606540510156.

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 7 ways as a sum of consecutive naturals, for example, 364101481 + ... + 364103268.

It is an arithmetic number, because the mean of its divisors is an integer number (81923034375).

Almost surely, 2^651015045606 is an apocalyptic number.

651015045606 is an abundant number, since it is smaller than the sum of its proper divisors (659753504394).

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

651015045606 is a wasteful number, since it uses less digits than its factorization.

651015045606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728204903.

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 651015045606 in words is "six hundred fifty-one billion, fifteen million, forty-five thousand, six hundred six".