3876435291123 has 32 divisors (see below), whose sum is σ = 5771635087680. Its totient is φ = 2571376389120.

The previous prime is 3876435291107. The next prime is 3876435291139. The reversal of 3876435291123 is 3211925346783.

3876435291123 is a `hidden beast` number, since 3 + 8 + 76 + 43 + 529 + 1 + 1 + 2 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (3876435291107) and next prime (3876435291139).

It is not a de Polignac number, because 3876435291123 - 2⁴ = 3876435291107 is a prime.

It is a super-2 number, since 2×3876435291123² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3876435291123.

It is not an unprimeable number, because it can be changed into a prime (3876435291173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3952665 + ... + 4834917.

It is an arithmetic number, because the mean of its divisors is an integer number (180363596490).

Almost surely, 2^{3876435291123} is an apocalyptic number.

3876435291123 is a deficient number, since it is larger than the sum of its proper divisors (1895199796557).

3876435291123 is a wasteful number, since it uses less digits than its factorization.

3876435291123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883076 (or 883070 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The spelling of 3876435291123 in words is "three trillion, eight hundred seventy-six billion, four hundred thirty-five million, two hundred ninety-one thousand, one hundred twenty-three".