1128810172400 has 30 divisors (see below), whose sum is σ = 2711966440152. Its totient is φ = 451524068800.

The previous prime is 1128810172363. The next prime is 1128810172423. The reversal of 1128810172400 is 42710188211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1411012316 + ... + 1411013115.

Almost surely, 2^{1128810172400} is an apocalyptic number.

1128810172400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1128810172400 is an abundant number, since it is smaller than the sum of its proper divisors (1583156267752).

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

1128810172400 is a wasteful number, since it uses less digits than its factorization.

1128810172400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2822025449 (or 2822025438 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 35.

The spelling of 1128810172400 in words is "one trillion, one hundred twenty-eight billion, eight hundred ten million, one hundred seventy-two thousand, four hundred".