240553124524121 has 16 divisors (see below), whose sum is σ = 244434301224960. Its totient is φ = 236692884767040.

The previous prime is 240553124524091. The next prime is 240553124524123. The reversal of 240553124524121 is 121425421355042.

It is not a de Polignac number, because 240553124524121 - 2³⁸ = 240278246617177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240553124524123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2197359416 + ... + 2197468886.

It is an arithmetic number, because the mean of its divisors is an integer number (15277143826560).

Almost surely, 2^{240553124524121} is an apocalyptic number.

It is an amenable number.

240553124524121 is a deficient number, since it is larger than the sum of its proper divisors (3881176700839).

240553124524121 is a wasteful number, since it uses less digits than its factorization.

240553124524121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204776.

The product of its (nonzero) digits is 384000, while the sum is 41.

Adding to 240553124524121 its reverse (121425421355042), we get a palindrome (361978545879163).

The spelling of 240553124524121 in words is "two hundred forty trillion, five hundred fifty-three billion, one hundred twenty-four million, five hundred twenty-four thousand, one hundred twenty-one".