1142247038800 has 120 divisors (see below), whose sum is σ = 3301351745600. Its totient is φ = 371015562240.

The previous prime is 1142247038773. The next prime is 1142247038827. The reversal of 1142247038800 is 88307422411.

It is an interprime number because it is at equal distance from previous prime (1142247038773) and next prime (1142247038827).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10682205 + ... + 10788604.

Almost surely, 2^{1142247038800} is an apocalyptic number.

1142247038800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1142247038800 is an abundant number, since it is smaller than the sum of its proper divisors (2159104706800).

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

1142247038800 is a wasteful number, since it uses less digits than its factorization.

1142247038800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21470853 (or 21470842 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 40.

The spelling of 1142247038800 in words is "one trillion, one hundred forty-two billion, two hundred forty-seven million, thirty-eight thousand, eight hundred".