22061616456305 has 16 divisors (see below), whose sum is σ = 27969532830720. Its totient is φ = 16678128825792.

The previous prime is 22061616456263. The next prime is 22061616456329. The reversal of 22061616456305 is 50365461616022.

It is a cyclic number.

It is not a de Polignac number, because 22061616456305 - 2¹⁴ = 22061616439921 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22061616456305.

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, 1618600409 + ... + 1618614038.

It is an arithmetic number, because the mean of its divisors is an integer number (1748095801920).

Almost surely, 2^{22061616456305} is an apocalyptic number.

It is an amenable number.

22061616456305 is a deficient number, since it is larger than the sum of its proper divisors (5907916374415).

22061616456305 is a wasteful number, since it uses less digits than its factorization.

22061616456305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3237214528.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 22061616456305 in words is "twenty-two trillion, sixty-one billion, six hundred sixteen million, four hundred fifty-six thousand, three hundred five".