740666733734 has 4 divisors (see below), whose sum is σ = 1111000100604. Its totient is φ = 370333366866.

The previous prime is 740666733733. The next prime is 740666733743. The reversal of 740666733734 is 437337666047.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 437337666047 = 67961 ⋅6435127.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 740666733734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740666733733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185166683432 + ... + 185166683435.

It is an arithmetic number, because the mean of its divisors is an integer number (277750025151).

Almost surely, 2^740666733734 is an apocalyptic number.

740666733734 is a deficient number, since it is larger than the sum of its proper divisors (370333366870).

740666733734 is a wasteful number, since it uses less digits than its factorization.

740666733734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370333366869.

The product of its (nonzero) digits is 32006016, while the sum is 56.

The spelling of 740666733734 in words is "seven hundred forty billion, six hundred sixty-six million, seven hundred thirty-three thousand, seven hundred thirty-four".