55005099995 has 4 divisors (see below), whose sum is σ = 66006120000. Its totient is φ = 44004079992.

The previous prime is 55005099983. The next prime is 55005100009. The reversal of 55005099995 is 59999050055.

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 55005099995 - 2⁸ = 55005099739 is a prime.

It is a super-2 number, since 2×55005099995² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55005099995.

It is an unprimeable number.

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, 5500509995 + ... + 5500510004.

It is an arithmetic number, because the mean of its divisors is an integer number (16501530000).

Almost surely, 2^55005099995 is an apocalyptic number.

55005099995 is a deficient number, since it is larger than the sum of its proper divisors (11001020005).

55005099995 is a wasteful number, since it uses less digits than its factorization.

55005099995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11001020004.

The product of its (nonzero) digits is 4100625, while the sum is 56.

The spelling of 55005099995 in words is "fifty-five billion, five million, ninety-nine thousand, nine hundred ninety-five".