4040135222644 has 24 divisors (see below), whose sum is σ = 7110369635040. Its totient is φ = 2008603056096.

The previous prime is 4040135222593. The next prime is 4040135222659. The reversal of 4040135222644 is 4462225310404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7964334 + ... + 8456410.

It is an arithmetic number, because the mean of its divisors is an integer number (296265401460).

Almost surely, 2^{4040135222644} is an apocalyptic number.

It is an amenable number.

4040135222644 is a deficient number, since it is larger than the sum of its proper divisors (3070234412396).

4040135222644 is a wasteful number, since it uses less digits than its factorization.

4040135222644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503727 (or 503725 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

The spelling of 4040135222644 in words is "four trillion, forty billion, one hundred thirty-five million, two hundred twenty-two thousand, six hundred forty-four".