1128453820480 has 56 divisors (see below), whose sum is σ = 3071006474688. Its totient is φ = 386898451968.

The previous prime is 1128453820463. The next prime is 1128453820523. The reversal of 1128453820480 is 840283548211.

It is a tau number, because it is divible by the number of its divisors (56).

It is a self number, because there is not a number n which added to its sum of digits gives 1128453820480.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251884774 + ... + 251889253.

Almost surely, 2^{1128453820480} is an apocalyptic number.

1128453820480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1128453820480 is an abundant number, since it is smaller than the sum of its proper divisors (1942552654208).

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

1128453820480 is an equidigital number, since it uses as much as digits as its factorization.

1128453820480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503774051 (or 503774041 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 46.

The spelling of 1128453820480 in words is "one trillion, one hundred twenty-eight billion, four hundred fifty-three million, eight hundred twenty thousand, four hundred eighty".