240551471523013 has 4 divisors (see below), whose sum is σ = 274915967454880. Its totient is φ = 206186975591148.

The previous prime is 240551471522983. The next prime is 240551471523047. The reversal of 240551471523013 is 310325174155042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 240551471523013 - 2⁹ = 240551471522501 is a prime.

It is a super-3 number, since 3×240551471523013³ (a number of 44 digits) contains 333 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 (240551471523073) 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, 17182247965923 + ... + 17182247965936.

It is an arithmetic number, because the mean of its divisors is an integer number (68728991863720).

Almost surely, 2^{240551471523013} is an apocalyptic number.

It is an amenable number.

240551471523013 is a deficient number, since it is larger than the sum of its proper divisors (34364495931867).

240551471523013 is an equidigital number, since it uses as much as digits as its factorization.

240551471523013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34364495931866.

The product of its (nonzero) digits is 504000, while the sum is 43.

The spelling of 240551471523013 in words is "two hundred forty trillion, five hundred fifty-one billion, four hundred seventy-one million, five hundred twenty-three thousand, thirteen".