4140042412 has 48 divisors (see below), whose sum is σ = 8255520000. Its totient is φ = 1798237760.

The previous prime is 4140042409. The next prime is 4140042433. The reversal of 4140042412 is 2142400414.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1971339 + ... + 1973437.

It is an arithmetic number, because the mean of its divisors is an integer number (171990000).

Almost surely, 2^4140042412 is an apocalyptic number.

It is an amenable number.

4140042412 is a deficient number, since it is larger than the sum of its proper divisors (4115477588).

4140042412 is a wasteful number, since it uses less digits than its factorization.

4140042412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4086 (or 4084 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 4140042412 is about 64343.1613460203. The cubic root of 4140042412 is about 1605.7142568106.

Adding to 4140042412 its reverse (2142400414), we get a palindrome (6282442826).

The spelling of 4140042412 in words is "four billion, one hundred forty million, forty-two thousand, four hundred twelve".