1245533226448 has 40 divisors (see below), whose sum is σ = 2758023118080. Its totient is φ = 533788982400.

The previous prime is 1245533226439. The next prime is 1245533226449. The reversal of 1245533226448 is 8446223355421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245533226449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7786473 + ... + 7944823.

It is an arithmetic number, because the mean of its divisors is an integer number (68950577952).

Almost surely, 2^{1245533226448} is an apocalyptic number.

It is an amenable number.

1245533226448 is an abundant number, since it is smaller than the sum of its proper divisors (1512489891632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1245533226448 is a wasteful number, since it uses less digits than its factorization.

1245533226448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228595 (or 228589 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 49.

The spelling of 1245533226448 in words is "one trillion, two hundred forty-five billion, five hundred thirty-three million, two hundred twenty-six thousand, four hundred forty-eight".