4040579077156 has 24 divisors (see below), whose sum is σ = 7096817400120. Its totient is φ = 2012926282752.

The previous prime is 4040579077147. The next prime is 4040579077181. The reversal of 4040579077156 is 6517709750404.

It can be written as a sum of positive squares in 4 ways, for example, as 451562496256 + 3589016580900 = 671984^2 + 1894470^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4040579077097 and 4040579077106.

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, 571150 + ... + 2899546.

It is an arithmetic number, because the mean of its divisors is an integer number (295700725005).

Almost surely, 2^{4040579077156} is an apocalyptic number.

It is an amenable number.

4040579077156 is a deficient number, since it is larger than the sum of its proper divisors (3056238322964).

4040579077156 is a wasteful number, since it uses less digits than its factorization.

4040579077156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329983 (or 2329981 counting only the distinct ones).

The product of its (nonzero) digits is 7408800, while the sum is 55.

The spelling of 4040579077156 in words is "four trillion, forty billion, five hundred seventy-nine million, seventy-seven thousand, one hundred fifty-six".