3806776676847 has 32 divisors (see below), whose sum is σ = 5291157491712. Its totient is φ = 2432189890944.

The previous prime is 3806776676827. The next prime is 3806776676851. The reversal of 3806776676847 is 7486766776083.

It is not a de Polignac number, because 3806776676847 - 2³⁴ = 3789596807663 is a prime.

It is a super-2 number, since 2×3806776676847² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3806776676827) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 152765833 + ... + 152790749.

It is an arithmetic number, because the mean of its divisors is an integer number (165348671616).

Almost surely, 2^{3806776676847} is an apocalyptic number.

3806776676847 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

3806776676847 is a deficient number, since it is larger than the sum of its proper divisors (1484380814865).

3806776676847 is a wasteful number, since it uses less digits than its factorization.

3806776676847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45567.

The product of its (nonzero) digits is 2389782528, while the sum is 75.

The spelling of 3806776676847 in words is "three trillion, eight hundred six billion, seven hundred seventy-six million, six hundred seventy-six thousand, eight hundred forty-seven".