461066261666215 has 16 divisors (see below), whose sum is σ = 585829958455872. Its totient is φ = 347153053080064.

The previous prime is 461066261666123. The next prime is 461066261666233. The reversal of 461066261666215 is 512666162660164.

It is a cyclic number.

It is not a de Polignac number, because 461066261666215 - 2⁹ = 461066261665703 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 461066261666215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10309459 + ... + 32068948.

It is an arithmetic number, because the mean of its divisors is an integer number (36614372403492).

Almost surely, 2^{461066261666215} is an apocalyptic number.

461066261666215 is a deficient number, since it is larger than the sum of its proper divisors (124763696789657).

461066261666215 is a wasteful number, since it uses less digits than its factorization.

461066261666215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42506426.

The product of its (nonzero) digits is 22394880, while the sum is 58.

The spelling of 461066261666215 in words is "four hundred sixty-one trillion, sixty-six billion, two hundred sixty-one million, six hundred sixty-six thousand, two hundred fifteen".