3746658566474 has 4 divisors (see below), whose sum is σ = 5619987849714. Its totient is φ = 1873329283236.

The previous prime is 3746658566419. The next prime is 3746658566491. The reversal of 3746658566474 is 4746658566473.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3467286064225 + 279372502249 = 1862065^2 + 528557^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3746658566398 and 3746658566407.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 936664641617 + ... + 936664641620.

Almost surely, 2^{3746658566474} is an apocalyptic number.

3746658566474 is a deficient number, since it is larger than the sum of its proper divisors (1873329283240).

3746658566474 is a wasteful number, since it uses less digits than its factorization.

3746658566474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1873329283239.

The product of its digits is 2438553600, while the sum is 71.

Subtracting 3746658566474 from its reverse (4746658566473), we obtain a palindrome (999999999999).

The spelling of 3746658566474 in words is "three trillion, seven hundred forty-six billion, six hundred fifty-eight million, five hundred sixty-six thousand, four hundred seventy-four".