740693281418 has 16 divisors (see below), whose sum is σ = 1113730062984. Its totient is φ = 369450332160.

The previous prime is 740693281379. The next prime is 740693281477. The reversal of 740693281418 is 814182396047.

It can be written as a sum of positive squares in 4 ways, for example, as 681428787169 + 59264494249 = 825487^2 + 243443^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 740693281418.

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 7 ways as a sum of consecutive naturals, for example, 3641546 + ... + 3839562.

Almost surely, 2^740693281418 is an apocalyptic number.

740693281418 is a deficient number, since it is larger than the sum of its proper divisors (373036781566).

740693281418 is a wasteful number, since it uses less digits than its factorization.

740693281418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202537.

The product of its (nonzero) digits is 2322432, while the sum is 53.

The spelling of 740693281418 in words is "seven hundred forty billion, six hundred ninety-three million, two hundred eighty-one thousand, four hundred eighteen".