7128262257448 has 48 divisors (see below), whose sum is σ = 13984681183200. Its totient is φ = 3406041888480.

The previous prime is 7128262257437. The next prime is 7128262257491. The reversal of 7128262257448 is 8447522628217.

It is a junction number, because it is equal to n+sod(n) for n = 7128262257392 and 7128262257401.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3845173 + ... + 5389051.

It is an arithmetic number, because the mean of its divisors is an integer number (291347524650).

Almost surely, 2^{7128262257448} is an apocalyptic number.

It is an amenable number.

7128262257448 is a deficient number, since it is larger than the sum of its proper divisors (6856418925752).

7128262257448 is a wasteful number, since it uses less digits than its factorization.

7128262257448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1545022 (or 1544995 counting only the distinct ones).

The product of its digits is 24084480, while the sum is 58.

The spelling of 7128262257448 in words is "seven trillion, one hundred twenty-eight billion, two hundred sixty-two million, two hundred fifty-seven thousand, four hundred forty-eight".