3135666444 has 48 divisors (see below), whose sum is σ = 7744289280. Its totient is φ = 984726720.

The previous prime is 3135666433. The next prime is 3135666467. The reversal of 3135666444 is 4446665313.

It is a junction number, because it is equal to n+sod(n) for n = 3135666396 and 3135666405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3277 + ... + 79259.

It is an arithmetic number, because the mean of its divisors is an integer number (161339360).

Almost surely, 2^3135666444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3135666444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3872144640).

3135666444 is an abundant number, since it is smaller than the sum of its proper divisors (4608622836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3135666444 is a wasteful number, since it uses less digits than its factorization.

3135666444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76190 (or 76188 counting only the distinct ones).

The product of its digits is 622080, while the sum is 42.

The square root of 3135666444 is about 55997.0217422320. The cubic root of 3135666444 is about 1463.6703866175.

The spelling of 3135666444 in words is "three billion, one hundred thirty-five million, six hundred sixty-six thousand, four hundred forty-four".