240044311573213 has 4 divisors (see below), whose sum is σ = 274336356083680. Its totient is φ = 205752267062748.

The previous prime is 240044311573211. The next prime is 240044311573223. The reversal of 240044311573213 is 312375113440042.

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 not a de Polignac number, because 240044311573213 - 2¹ = 240044311573211 is a prime.

It is a super-2 number, since 2×240044311573213² (a number of 30 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 (240044311573211) 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, 17146022255223 + ... + 17146022255236.

It is an arithmetic number, because the mean of its divisors is an integer number (68584089020920).

Almost surely, 2^{240044311573213} is an apocalyptic number.

It is an amenable number.

240044311573213 is a deficient number, since it is larger than the sum of its proper divisors (34292044510467).

240044311573213 is an equidigital number, since it uses as much as digits as its factorization.

240044311573213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34292044510466.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 240044311573213 in words is "two hundred forty trillion, forty-four billion, three hundred eleven million, five hundred seventy-three thousand, two hundred thirteen".