374005366661 has 4 divisors (see below), whose sum is σ = 384113619852. Its totient is φ = 363897113472.

The previous prime is 374005366621. The next prime is 374005366663. The reversal of 374005366661 is 166663500473.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 166663500473 = 23 ⋅7246239151.

It can be written as a sum of positive squares in 2 ways, for example, as 133640693761 + 240364672900 = 365569^2 + 490270^2 .

It is a cyclic number.

It is not a de Polignac number, because 374005366661 - 2³⁴ = 356825497477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (374005366663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5054126540 + ... + 5054126613.

It is an arithmetic number, because the mean of its divisors is an integer number (96028404963).

Almost surely, 2^374005366661 is an apocalyptic number.

It is an amenable number.

374005366661 is a deficient number, since it is larger than the sum of its proper divisors (10108253191).

374005366661 is a wasteful number, since it uses less digits than its factorization.

374005366661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10108253190.

The product of its (nonzero) digits is 1632960, while the sum is 47.

The spelling of 374005366661 in words is "three hundred seventy-four billion, five million, three hundred sixty-six thousand, six hundred sixty-one".