374081481569 has 2 divisors, whose sum is σ = 374081481570. Its totient is φ = 374081481568.

The previous prime is 374081481563. The next prime is 374081481607. The reversal of 374081481569 is 965184180473.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 197324300944 + 176757180625 = 444212^2 + 420425^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-374081481569 is a prime.

It is a super-2 number, since 2×374081481569² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (374081481563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187040740784 + 187040740785.

It is an arithmetic number, because the mean of its divisors is an integer number (187040740785).

Almost surely, 2^374081481569 is an apocalyptic number.

It is an amenable number.

374081481569 is a deficient number, since it is larger than the sum of its proper divisors (1).

374081481569 is an equidigital number, since it uses as much as digits as its factorization.

374081481569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5806080, while the sum is 56.

The spelling of 374081481569 in words is "three hundred seventy-four billion, eighty-one million, four hundred eighty-one thousand, five hundred sixty-nine".