6490526256223 has 4 divisors (see below), whose sum is σ = 6600535175880. Its totient is φ = 6380517336568.

The previous prime is 6490526256211. The next prime is 6490526256251. The reversal of 6490526256223 is 3226526250946.

It is a happy number.

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 6490526256223 - 2⁵ = 6490526256191 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 (6490526256623) 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, 55004459740 + ... + 55004459857.

It is an arithmetic number, because the mean of its divisors is an integer number (1650133793970).

Almost surely, 2^{6490526256223} is an apocalyptic number.

6490526256223 is a deficient number, since it is larger than the sum of its proper divisors (110008919657).

6490526256223 is a wasteful number, since it uses less digits than its factorization.

6490526256223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110008919656.

The product of its (nonzero) digits is 9331200, while the sum is 52.

The spelling of 6490526256223 in words is "six trillion, four hundred ninety billion, five hundred twenty-six million, two hundred fifty-six thousand, two hundred twenty-three".