2440155565156 has 12 divisors (see below), whose sum is σ = 4271061168892. Its totient is φ = 1219852374048.

The previous prime is 2440155565153. The next prime is 2440155565213. The reversal of 2440155565156 is 6515655510442.

It can be written as a sum of positive squares in 2 ways, for example, as 1642677988900 + 797477576256 = 1281670^2 + 893016^2 .

It is a super-2 number, since 2×2440155565156² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2440155565151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56327775 + ... + 56371078.

Almost surely, 2^{2440155565156} is an apocalyptic number.

It is an amenable number.

2440155565156 is a deficient number, since it is larger than the sum of its proper divisors (1830905603736).

2440155565156 is a wasteful number, since it uses less digits than its factorization.

2440155565156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112704270 (or 112704268 counting only the distinct ones).

The product of its (nonzero) digits is 3600000, while the sum is 49.

The spelling of 2440155565156 in words is "two trillion, four hundred forty billion, one hundred fifty-five million, five hundred sixty-five thousand, one hundred fifty-six".