1142550110500 has 48 divisors (see below), whose sum is σ = 2495569540464. Its totient is φ = 456976070400.

The previous prime is 1142550110497. The next prime is 1142550110509. The reversal of 1142550110500 is 50110552411.

It can be written as a sum of positive squares in 8 ways, for example, as 284677736704 + 857872373796 = 533552^2 + 926214^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (1142550110509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5364034 + ... + 5572966.

It is an arithmetic number, because the mean of its divisors is an integer number (51991032093).

Almost surely, 2^{1142550110500} is an apocalyptic number.

1142550110500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1142550110500 is an abundant number, since it is smaller than the sum of its proper divisors (1353019429964).

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

1142550110500 is a wasteful number, since it uses less digits than its factorization.

1142550110500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219889 (or 219877 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 25.

Adding to 1142550110500 its reverse (50110552411), we get a palindrome (1192660662911).

The spelling of 1142550110500 in words is "one trillion, one hundred forty-two billion, five hundred fifty million, one hundred ten thousand, five hundred".