42656460005 has 16 divisors (see below), whose sum is σ = 51325386480. Its totient is φ = 34033539072.

The previous prime is 42656459957. The next prime is 42656460023. The reversal of 42656460005 is 50006465624.

It can be written as a sum of positive squares in 8 ways, for example, as 10696316929 + 31960143076 = 103423^2 + 178774^2 .

It is a cyclic number.

It is not a de Polignac number, because 42656460005 - 2¹⁰ = 42656458981 is a prime.

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, 2961461 + ... + 2975829.

It is an arithmetic number, because the mean of its divisors is an integer number (3207836655).

Almost surely, 2^42656460005 is an apocalyptic number.

It is an amenable number.

42656460005 is a deficient number, since it is larger than the sum of its proper divisors (8668926475).

42656460005 is a wasteful number, since it uses less digits than its factorization.

42656460005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15928.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 42656460005 in words is "forty-two billion, six hundred fifty-six million, four hundred sixty thousand, five".