240054455716513 has 4 divisors (see below), whose sum is σ = 245909442441348. Its totient is φ = 234199468991680.

The previous prime is 240054455716393. The next prime is 240054455716529. The reversal of 240054455716513 is 315617554450042.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 125025763346064 + 115028692370449 = 11181492^2 + 10725143^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240054455716513 is a prime.

It is a super-2 number, since 2×240054455716513² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240054455716583) 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, 2927493362356 + ... + 2927493362437.

It is an arithmetic number, because the mean of its divisors is an integer number (61477360610337).

Almost surely, 2^{240054455716513} is an apocalyptic number.

It is an amenable number.

240054455716513 is a deficient number, since it is larger than the sum of its proper divisors (5854986724835).

240054455716513 is an equidigital number, since it uses as much as digits as its factorization.

240054455716513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5854986724834.

The product of its (nonzero) digits is 10080000, while the sum is 52.

The spelling of 240054455716513 in words is "two hundred forty trillion, fifty-four billion, four hundred fifty-five million, seven hundred sixteen thousand, five hundred thirteen".