741727142005666 has 8 divisors (see below), whose sum is σ = 1117207271984364. Its totient is φ = 369324718010880.

The previous prime is 741727142005651. The next prime is 741727142005697. The reversal of 741727142005666 is 666500241727147.

It can be written as a sum of positive squares in 2 ways, for example, as 739808720330625 + 1918421675041 = 27199425^2 + 1385071^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×741727142005666² (a number of 31 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 741727142005666.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 769426495375 + ... + 769426496338.

Almost surely, 2^{741727142005666} is an apocalyptic number.

741727142005666 is a deficient number, since it is larger than the sum of its proper divisors (375480129978698).

741727142005666 is a wasteful number, since it uses less digits than its factorization.

741727142005666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1538852991956.

The product of its (nonzero) digits is 23708160, while the sum is 58.

The spelling of 741727142005666 in words is "seven hundred forty-one trillion, seven hundred twenty-seven billion, one hundred forty-two million, five thousand, six hundred sixty-six".