7448264628447 has 16 divisors (see below), whose sum is σ = 10625076955520. Its totient is φ = 4627049637600.

The previous prime is 7448264628421. The next prime is 7448264628473.

It is a happy number.

7448264628447 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (7448264628421) and next prime (7448264628473).

It is not a de Polignac number, because 7448264628447 - 2²⁰ = 7448263579871 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 (7448264698447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1071072829 + ... + 1071079782.

It is an arithmetic number, because the mean of its divisors is an integer number (664067309720).

Almost surely, 2^{7448264628447} is an apocalyptic number.

7448264628447 is a deficient number, since it is larger than the sum of its proper divisors (3176812327073).

7448264628447 is a wasteful number, since it uses less digits than its factorization.

7448264628447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2142152694.

The product of its digits is 462422016, while the sum is 66.

The spelling of 7448264628447 in words is "seven trillion, four hundred forty-eight billion, two hundred sixty-four million, six hundred twenty-eight thousand, four hundred forty-seven".