3856479722063 has 2 divisors, whose sum is σ = 3856479722064. Its totient is φ = 3856479722062.

The previous prime is 3856479721949. The next prime is 3856479722089. The reversal of 3856479722063 is 3602279746583.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3856479722063 - 2²⁸ = 3856211286607 is a prime.

It is a super-2 number, since 2×3856479722063² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3856479721987 and 3856479722005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3856479752063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1928239861031 + 1928239861032.

It is an arithmetic number, because the mean of its divisors is an integer number (1928239861032).

Almost surely, 2^{3856479722063} is an apocalyptic number.

3856479722063 is a deficient number, since it is larger than the sum of its proper divisors (1).

3856479722063 is an equidigital number, since it uses as much as digits as its factorization.

3856479722063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 91445760, while the sum is 62.

The spelling of 3856479722063 in words is "three trillion, eight hundred fifty-six billion, four hundred seventy-nine million, seven hundred twenty-two thousand, sixty-three".