743605726474 has 16 divisors (see below), whose sum is σ = 1271868618888. Its totient is φ = 323014252032.

The previous prime is 743605726453. The next prime is 743605726483. The reversal of 743605726474 is 474627506347.

It can be written as a sum of positive squares in 4 ways, for example, as 534704625225 + 208901101249 = 731235^2 + 457057^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 841182507 + ... + 841183390.

Almost surely, 2^743605726474 is an apocalyptic number.

743605726474 is a deficient number, since it is larger than the sum of its proper divisors (528262892414).

743605726474 is a wasteful number, since it uses less digits than its factorization.

743605726474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1682365929.

The product of its (nonzero) digits is 23708160, while the sum is 55.

The spelling of 743605726474 in words is "seven hundred forty-three billion, six hundred five million, seven hundred twenty-six thousand, four hundred seventy-four".