1144851887828 has 48 divisors (see below), whose sum is σ = 2298063398400. Its totient is φ = 493961925600.

The previous prime is 1144851887813. The next prime is 1144851887869. The reversal of 1144851887828 is 8287881584411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4185278 + ... + 4450421.

It is an arithmetic number, because the mean of its divisors is an integer number (47876320800).

Almost surely, 2^{1144851887828} is an apocalyptic number.

It is an amenable number.

1144851887828 is an abundant number, since it is smaller than the sum of its proper divisors (1153211510572).

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

1144851887828 is a wasteful number, since it uses less digits than its factorization.

1144851887828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8635868 (or 8635866 counting only the distinct ones).

The product of its digits is 36700160, while the sum is 65.

The spelling of 1144851887828 in words is "one trillion, one hundred forty-four billion, eight hundred fifty-one million, eight hundred eighty-seven thousand, eight hundred twenty-eight".