5665401499 has 2 divisors, whose sum is σ = 5665401500. Its totient is φ = 5665401498.

The previous prime is 5665401481. The next prime is 5665401527. The reversal of 5665401499 is 9941045665.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5665401499 - 2⁹ = 5665400987 is a prime.

It is a super-3 number, since 3×5665401499³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (5665401449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2832700749 + 2832700750.

It is an arithmetic number, because the mean of its divisors is an integer number (2832700750).

Almost surely, 2^5665401499 is an apocalyptic number.

5665401499 is a deficient number, since it is larger than the sum of its proper divisors (1).

5665401499 is an equidigital number, since it uses as much as digits as its factorization.

5665401499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1166400, while the sum is 49.

The square root of 5665401499 is about 75268.8614169233. The cubic root of 5665401499 is about 1782.6943896448.

The spelling of 5665401499 in words is "five billion, six hundred sixty-five million, four hundred one thousand, four hundred ninety-nine".