55000499 has 2 divisors, whose sum is σ = 55000500. Its totient is φ = 55000498.

The previous prime is 55000471. The next prime is 55000507. The reversal of 55000499 is 99400055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55000499 - 2⁸ = 55000243 is a prime.

It is not a weakly prime, because it can be changed into another prime (55000469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27500249 + 27500250.

It is an arithmetic number, because the mean of its divisors is an integer number (27500250).

Almost surely, 2^55000499 is an apocalyptic number.

55000499 is a deficient number, since it is larger than the sum of its proper divisors (1).

55000499 is an equidigital number, since it uses as much as digits as its factorization.

55000499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 55000499 is about 7416.2321295925. The cubic root of 55000499 is about 380.2963961777.

The spelling of 55000499 in words is "fifty-five million, four hundred ninety-nine", and thus it is an aban number.