1042131341040 has 160 divisors (see below), whose sum is σ = 3367443993600. Its totient is φ = 266354998272.

The previous prime is 1042131341033. The next prime is 1042131341051. The reversal of 1042131341040 is 401431312401.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1042131341040.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 280840 + ... + 1470759.

It is an arithmetic number, because the mean of its divisors is an integer number (21046524960).

Almost surely, 2^{1042131341040} is an apocalyptic number.

1042131341040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1042131341040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1683721996800).

1042131341040 is an abundant number, since it is smaller than the sum of its proper divisors (2325312652560).

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

1042131341040 is a wasteful number, since it uses less digits than its factorization.

1042131341040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751719 (or 1751713 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1042131341040 its reverse (401431312401), we get a palindrome (1443562653441).

The spelling of 1042131341040 in words is "one trillion, forty-two billion, one hundred thirty-one million, three hundred forty-one thousand, forty".