1217738640034 has 96 divisors (see below), whose sum is σ = 2174686396416. Its totient is φ = 500944500000.

The previous prime is 1217738640017. The next prime is 1217738640047. The reversal of 1217738640034 is 4300468377121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1621489159 + ... + 1621489909.

It is an arithmetic number, because the mean of its divisors is an integer number (22652983296).

Almost surely, 2^{1217738640034} is an apocalyptic number.

1217738640034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1217738640034 is a deficient number, since it is larger than the sum of its proper divisors (956947756382).

1217738640034 is a wasteful number, since it uses less digits than its factorization.

1217738640034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644 (or 1613 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 46.

The spelling of 1217738640034 in words is "one trillion, two hundred seventeen billion, seven hundred thirty-eight million, six hundred forty thousand, thirty-four".