3649766423 has 2 divisors, whose sum is σ = 3649766424. Its totient is φ = 3649766422.

The previous prime is 3649766389. The next prime is 3649766429. The reversal of 3649766423 is 3246679463.

It is a strong prime.

It is an emirp because it is prime and its reverse (3246679463) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3649766423 - 2⁶ = 3649766359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3649766429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1824883211 + 1824883212.

It is an arithmetic number, because the mean of its divisors is an integer number (1824883212).

Almost surely, 2^3649766423 is an apocalyptic number.

3649766423 is a deficient number, since it is larger than the sum of its proper divisors (1).

3649766423 is an equidigital number, since it uses as much as digits as its factorization.

3649766423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3919104, while the sum is 50.

The square root of 3649766423 is about 60413.2967400389. The cubic root of 3649766423 is about 1539.6488802871.

The spelling of 3649766423 in words is "three billion, six hundred forty-nine million, seven hundred sixty-six thousand, four hundred twenty-three".