1040312530346 has 8 divisors (see below), whose sum is σ = 1614278064420. Its totient is φ = 502219842208.

The previous prime is 1040312530343. The next prime is 1040312530373. The reversal of 1040312530346 is 6430352130401.

It can be written as a sum of positive squares in 2 ways, for example, as 1035804885025 + 4507645321 = 1017745^2 + 67139^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1040312530343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8968211411 + ... + 8968211526.

Almost surely, 2^{1040312530346} is an apocalyptic number.

1040312530346 is a deficient number, since it is larger than the sum of its proper divisors (573965534074).

1040312530346 is a wasteful number, since it uses less digits than its factorization.

1040312530346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17936422968.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 1040312530346 its reverse (6430352130401), we get a palindrome (7470664660747).

The spelling of 1040312530346 in words is "one trillion, forty billion, three hundred twelve million, five hundred thirty thousand, three hundred forty-six".