3240140012154 has 24 divisors (see below), whose sum is σ = 7059089573172. Its totient is φ = 1074079560960.

The previous prime is 3240140012147. The next prime is 3240140012171. The reversal of 3240140012154 is 4512100410423.

3240140012154 is a `hidden beast` number, since 3 + 2 + 40 + 1 + 400 + 1 + 215 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2264341781529 + 975798230625 = 1504773^2 + 987825^2 .

It is a super-2 number, since 2×3240140012154² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 497255799 + ... + 497262314.

Almost surely, 2^{3240140012154} is an apocalyptic number.

3240140012154 is an abundant number, since it is smaller than the sum of its proper divisors (3818949561018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3240140012154 is a wasteful number, since it uses less digits than its factorization.

3240140012154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994518302 (or 994518299 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 3240140012154 its reverse (4512100410423), we get a palindrome (7752240422577).

The spelling of 3240140012154 in words is "three trillion, two hundred forty billion, one hundred forty million, twelve thousand, one hundred fifty-four".