3923358848657 has 2 divisors, whose sum is σ = 3923358848658. Its totient is φ = 3923358848656.

The previous prime is 3923358848527. The next prime is 3923358848663. The reversal of 3923358848657 is 7568488533293.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3716705871376 + 206652977281 = 1927876^2 + 454591^2 .

It is a cyclic number.

It is not a de Polignac number, because 3923358848657 - 2⁸ = 3923358848401 is a prime.

It is a super-3 number, since 3×3923358848657³ (a number of 39 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (3923358848687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1961679424328 + 1961679424329.

It is an arithmetic number, because the mean of its divisors is an integer number (1961679424329).

Almost surely, 2^{3923358848657} is an apocalyptic number.

It is an amenable number.

3923358848657 is a deficient number, since it is larger than the sum of its proper divisors (1).

3923358848657 is an equidigital number, since it uses as much as digits as its factorization.

3923358848657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1045094400, while the sum is 71.

The spelling of 3923358848657 in words is "three trillion, nine hundred twenty-three billion, three hundred fifty-eight million, eight hundred forty-eight thousand, six hundred fifty-seven".