1122845672890 has 32 divisors (see below), whose sum is σ = 2041713371520. Its totient is φ = 444564984000.

The previous prime is 1122845672887. The next prime is 1122845672891. The reversal of 1122845672890 is 982765482211.

It is not an unprimeable number, because it can be changed into a prime (1122845672891) 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, 3438405 + ... + 3750775.

It is an arithmetic number, because the mean of its divisors is an integer number (63803542860).

Almost surely, 2^{1122845672890} is an apocalyptic number.

1122845672890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1122845672890 is a deficient number, since it is larger than the sum of its proper divisors (918867698630).

1122845672890 is a wasteful number, since it uses less digits than its factorization.

1122845672890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316038.

The product of its (nonzero) digits is 3870720, while the sum is 55.

The spelling of 1122845672890 in words is "one trillion, one hundred twenty-two billion, eight hundred forty-five million, six hundred seventy-two thousand, eight hundred ninety".