3654168499 has 2 divisors, whose sum is σ = 3654168500. Its totient is φ = 3654168498.

The previous prime is 3654168457. The next prime is 3654168523. The reversal of 3654168499 is 9948614563.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (9948614563) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3654168499 - 2¹⁵ = 3654135731 is a prime.

It is not a weakly prime, because it can be changed into another prime (3654166499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1827084249 + 1827084250.

It is an arithmetic number, because the mean of its divisors is an integer number (1827084250).

Almost surely, 2^3654168499 is an apocalyptic number.

3654168499 is a deficient number, since it is larger than the sum of its proper divisors (1).

3654168499 is an equidigital number, since it uses as much as digits as its factorization.

3654168499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5598720, while the sum is 55.

The square root of 3654168499 is about 60449.7187669223. The cubic root of 3654168499 is about 1540.2676347976.

The spelling of 3654168499 in words is "three billion, six hundred fifty-four million, one hundred sixty-eight thousand, four hundred ninety-nine".