3812665142 has 32 divisors (see below), whose sum is σ = 6724075680. Its totient is φ = 1598469120.

The previous prime is 3812665141. The next prime is 3812665147. The reversal of 3812665142 is 2415662183.

It is a junction number, because it is equal to n+sod(n) for n = 3812665096 and 3812665105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3812665141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 422534 + ... + 431462.

It is an arithmetic number, because the mean of its divisors is an integer number (210127365).

Almost surely, 2^3812665142 is an apocalyptic number.

3812665142 is a deficient number, since it is larger than the sum of its proper divisors (2911410538).

3812665142 is a wasteful number, since it uses less digits than its factorization.

3812665142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10448.

The product of its digits is 69120, while the sum is 38.

The square root of 3812665142 is about 61746.7824424885. The cubic root of 3812665142 is about 1562.2224981060. Note that the first 3 decimals are identical.

The spelling of 3812665142 in words is "three billion, eight hundred twelve million, six hundred sixty-five thousand, one hundred forty-two".