505011100499 has 2 divisors, whose sum is σ = 505011100500. Its totient is φ = 505011100498.

The previous prime is 505011100481. The next prime is 505011100507. The reversal of 505011100499 is 994001110505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 505011100499 - 2²⁴ = 504994323283 is a prime.

It is a super-2 number, since 2×505011100499² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (505011100469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252505550249 + 252505550250.

It is an arithmetic number, because the mean of its divisors is an integer number (252505550250).

Almost surely, 2^505011100499 is an apocalyptic number.

505011100499 is a deficient number, since it is larger than the sum of its proper divisors (1).

505011100499 is an equidigital number, since it uses as much as digits as its factorization.

505011100499 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 35.

The spelling of 505011100499 in words is "five hundred five billion, eleven million, one hundred thousand, four hundred ninety-nine".