2205682149847 has 4 divisors (see below), whose sum is σ = 2406198708936. Its totient is φ = 2005165590760.

The previous prime is 2205682149833. The next prime is 2205682149871. The reversal of 2205682149847 is 7489412865022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2205682149847 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2205682149791 and 2205682149800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2205682149877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100258279528 + ... + 100258279549.

It is an arithmetic number, because the mean of its divisors is an integer number (601549677234).

Almost surely, 2^{2205682149847} is an apocalyptic number.

2205682149847 is a deficient number, since it is larger than the sum of its proper divisors (200516559089).

2205682149847 is a wasteful number, since it uses less digits than its factorization.

2205682149847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200516559088.

The product of its (nonzero) digits is 15482880, while the sum is 58.

The spelling of 2205682149847 in words is "two trillion, two hundred five billion, six hundred eighty-two million, one hundred forty-nine thousand, eight hundred forty-seven".