374232238661 has 2 divisors, whose sum is σ = 374232238662. Its totient is φ = 374232238660.

The previous prime is 374232238621. The next prime is 374232238727. The reversal of 374232238661 is 166832232473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 335002494436 + 39229744225 = 578794^2 + 198065^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-374232238661 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (374232238621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187116119330 + 187116119331.

It is an arithmetic number, because the mean of its divisors is an integer number (187116119331).

Almost surely, 2^374232238661 is an apocalyptic number.

It is an amenable number.

374232238661 is a deficient number, since it is larger than the sum of its proper divisors (1).

374232238661 is an equidigital number, since it uses as much as digits as its factorization.

374232238661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 47.

The spelling of 374232238661 in words is "three hundred seventy-four billion, two hundred thirty-two million, two hundred thirty-eight thousand, six hundred sixty-one".