374773573666 has 8 divisors (see below), whose sum is σ = 562229847324. Its totient is φ = 187363624560.

The previous prime is 374773573549. The next prime is 374773573709. The reversal of 374773573666 is 666375377473.

It can be written as a sum of positive squares in 2 ways, for example, as 346896262441 + 27877311225 = 588979^2 + 166965^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 374773573598 and 374773573607.

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, 11560905 + ... + 11593276.

Almost surely, 2^374773573666 is an apocalyptic number.

374773573666 is a deficient number, since it is larger than the sum of its proper divisors (187456273658).

374773573666 is a wasteful number, since it uses less digits than its factorization.

374773573666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23162276.

The product of its digits is 280052640, while the sum is 64.

The spelling of 374773573666 in words is "three hundred seventy-four billion, seven hundred seventy-three million, five hundred seventy-three thousand, six hundred sixty-six".