2406215776847 has 2 divisors, whose sum is σ = 2406215776848. Its totient is φ = 2406215776846.

The previous prime is 2406215776829. The next prime is 2406215776889. The reversal of 2406215776847 is 7486775126042.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2406215776847 - 2²⁰ = 2406214728271 is a prime.

It is a super-2 number, since 2×2406215776847² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2406215776817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1203107888423 + 1203107888424.

It is an arithmetic number, because the mean of its divisors is an integer number (1203107888424).

Almost surely, 2^{2406215776847} is an apocalyptic number.

2406215776847 is a deficient number, since it is larger than the sum of its proper divisors (1).

2406215776847 is an equidigital number, since it uses as much as digits as its factorization.

2406215776847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31610880, while the sum is 59.

The spelling of 2406215776847 in words is "two trillion, four hundred six billion, two hundred fifteen million, seven hundred seventy-six thousand, eight hundred forty-seven".