240140511130145 has 8 divisors (see below), whose sum is σ = 288179546800104. Its totient is φ = 192105119941504.

The previous prime is 240140511130111. The next prime is 240140511130147. The reversal of 240140511130145 is 541031115041042.

It can be written as a sum of positive squares in 4 ways, for example, as 8251968645376 + 231888542484769 = 2872624^2 + 15227887^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 240140511130145 - 2²² = 240140506935841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240140511130147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 910975364 + ... + 911238933.

It is an arithmetic number, because the mean of its divisors is an integer number (36022443350013).

Almost surely, 2^{240140511130145} is an apocalyptic number.

It is an amenable number.

240140511130145 is a deficient number, since it is larger than the sum of its proper divisors (48039035669959).

240140511130145 is a wasteful number, since it uses less digits than its factorization.

240140511130145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1822240659.

The product of its (nonzero) digits is 9600, while the sum is 32.

Adding to 240140511130145 its reverse (541031115041042), we get a palindrome (781171626171187).

The spelling of 240140511130145 in words is "two hundred forty trillion, one hundred forty billion, five hundred eleven million, one hundred thirty thousand, one hundred forty-five".