2261560630505 has 16 divisors (see below), whose sum is σ = 3134740725504. Its totient is φ = 1548020110080.

The previous prime is 2261560630499. The next prime is 2261560630523. The reversal of 2261560630505 is 5050360651622.

It is not a de Polignac number, because 2261560630505 - 2¹⁰ = 2261560629481 is a prime.

It is a super-2 number, since 2×2261560630505² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon 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, 1209389777 + ... + 1209391646.

It is an arithmetic number, because the mean of its divisors is an integer number (195921295344).

Almost surely, 2^{2261560630505} is an apocalyptic number.

It is an amenable number.

2261560630505 is a deficient number, since it is larger than the sum of its proper divisors (873180094999).

2261560630505 is a wasteful number, since it uses less digits than its factorization.

2261560630505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418781456.

The product of its (nonzero) digits is 324000, while the sum is 41.

The spelling of 2261560630505 in words is "two trillion, two hundred sixty-one billion, five hundred sixty million, six hundred thirty thousand, five hundred five".