7256711103223 has 4 divisors (see below), whose sum is σ = 7572220281648. Its totient is φ = 6941201924800.

The previous prime is 7256711103163. The next prime is 7256711103253. The reversal of 7256711103223 is 3223011176527.

It is a happy number.

7256711103223 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 7256711103223 - 2²⁹ = 7256174232311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7256711103253) 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, 157754589178 + ... + 157754589223.

It is an arithmetic number, because the mean of its divisors is an integer number (1893055070412).

Almost surely, 2^{7256711103223} is an apocalyptic number.

7256711103223 is a deficient number, since it is larger than the sum of its proper divisors (315509178425).

7256711103223 is a wasteful number, since it uses less digits than its factorization.

7256711103223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315509178424.

The product of its (nonzero) digits is 105840, while the sum is 40.

The spelling of 7256711103223 in words is "seven trillion, two hundred fifty-six billion, seven hundred eleven million, one hundred three thousand, two hundred twenty-three".