4240154211005 has 8 divisors (see below), whose sum is σ = 5088477968952. Its totient is φ = 3391928091648.

The previous prime is 4240154211001. The next prime is 4240154211019. The reversal of 4240154211005 is 5001124510424.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 370109189956 + 3870045021049 = 608366^2 + 1967243^2 .

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 4240154211005 - 2² = 4240154211001 is a prime.

It is a super-2 number, since 2×4240154211005² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4240154211001) 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, 24314072 + ... + 24487841.

It is an arithmetic number, because the mean of its divisors is an integer number (636059746119).

Almost surely, 2^{4240154211005} is an apocalyptic number.

It is an amenable number.

4240154211005 is a deficient number, since it is larger than the sum of its proper divisors (848323757947).

4240154211005 is a wasteful number, since it uses less digits than its factorization.

4240154211005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48819295.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 4240154211005 its reverse (5001124510424), we get a palindrome (9241278721429).

The spelling of 4240154211005 in words is "four trillion, two hundred forty billion, one hundred fifty-four million, two hundred eleven thousand, five".