1040243452250 has 32 divisors (see below), whose sum is σ = 1947417453072. Its totient is φ = 416079921600.

The previous prime is 1040243452249. The next prime is 1040243452267. The reversal of 1040243452250 is 522543420401.

It can be written as a sum of positive squares in 8 ways, for example, as 112988082769 + 927255369481 = 336137^2 + 962941^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7046192 + ... + 7192308.

Almost surely, 2^{1040243452250} is an apocalyptic number.

1040243452250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1040243452250 is a deficient number, since it is larger than the sum of its proper divisors (907174000822).

1040243452250 is a wasteful number, since it uses less digits than its factorization.

1040243452250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174611 (or 174601 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 1040243452250 its reverse (522543420401), we get a palindrome (1562786872651).

The spelling of 1040243452250 in words is "one trillion, forty billion, two hundred forty-three million, four hundred fifty-two thousand, two hundred fifty".