1005500077499 has 4 divisors (see below), whose sum is σ = 1005502210560. Its totient is φ = 1005497944440.

The previous prime is 1005500077469. The next prime is 1005500077513. The reversal of 1005500077499 is 9947700055001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1005500077499 - 2³² = 1001205110203 is a prime.

It is a super-2 number, since 2×1005500077499² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1005500077469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11684 + ... + 1418145.

It is an arithmetic number, because the mean of its divisors is an integer number (251375552640).

Almost surely, 2^{1005500077499} is an apocalyptic number.

1005500077499 is a deficient number, since it is larger than the sum of its proper divisors (2133061).

1005500077499 is an equidigital number, since it uses as much as digits as its factorization.

1005500077499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2133060.

The product of its (nonzero) digits is 396900, while the sum is 47.

The spelling of 1005500077499 in words is "one trillion, five billion, five hundred million, seventy-seven thousand, four hundred ninety-nine".