3431877885 has 24 divisors (see below), whose sum is σ = 5964565464. Its totient is φ = 1825418880.

The previous prime is 3431877881. The next prime is 3431877919. The reversal of 3431877885 is 5887781343.

It can be written as a sum of positive squares in 4 ways, for example, as 405337689 + 3026540196 = 20133^2 + 55014^2 .

It is not a de Polignac number, because 3431877885 - 2² = 3431877881 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3431877881) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85446 + ... + 119015.

It is an arithmetic number, because the mean of its divisors is an integer number (248523561).

Almost surely, 2^3431877885 is an apocalyptic number.

It is an amenable number.

3431877885 is a deficient number, since it is larger than the sum of its proper divisors (2532687579).

3431877885 is a wasteful number, since it uses less digits than its factorization.

3431877885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204845 (or 204842 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 54.

The square root of 3431877885 is about 58582.2318198957. The cubic root of 3431877885 is about 1508.3794559797.

The spelling of 3431877885 in words is "three billion, four hundred thirty-one million, eight hundred seventy-seven thousand, eight hundred eighty-five".