374343740321 has 2 divisors, whose sum is σ = 374343740322. Its totient is φ = 374343740320.

The previous prime is 374343740317. The next prime is 374343740417. The reversal of 374343740321 is 123047343473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 270437441296 + 103906299025 = 520036^2 + 322345^2 .

It is a cyclic number.

It is not a de Polignac number, because 374343740321 - 2² = 374343740317 is a prime.

It is not a weakly prime, because it can be changed into another prime (374343740311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187171870160 + 187171870161.

It is an arithmetic number, because the mean of its divisors is an integer number (187171870161).

Almost surely, 2^374343740321 is an apocalyptic number.

It is an amenable number.

374343740321 is a deficient number, since it is larger than the sum of its proper divisors (1).

374343740321 is an equidigital number, since it uses as much as digits as its factorization.

374343740321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 41.

The spelling of 374343740321 in words is "three hundred seventy-four billion, three hundred forty-three million, seven hundred forty thousand, three hundred twenty-one".