1040323124040 has 32 divisors (see below), whose sum is σ = 3120969372480. Its totient is φ = 277419499712.

The previous prime is 1040323123949. The next prime is 1040323124047. The reversal of 1040323124040 is 404213230401.

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 1040323124040.

It is not an unprimeable number, because it can be changed into a prime (1040323124047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4334679564 + ... + 4334679803.

It is an arithmetic number, because the mean of its divisors is an integer number (97530292890).

Almost surely, 2^{1040323124040} is an apocalyptic number.

1040323124040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040323124040 is an abundant number, since it is smaller than the sum of its proper divisors (2080646248440).

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

1040323124040 is a wasteful number, since it uses less digits than its factorization.

1040323124040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8669359381 (or 8669359377 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1040323124040 its reverse (404213230401), we get a palindrome (1444536354441).

The spelling of 1040323124040 in words is "one trillion, forty billion, three hundred twenty-three million, one hundred twenty-four thousand, forty".