55500511005 has 24 divisors (see below), whose sum is σ = 96323184672. Its totient is φ = 29562642144.

The previous prime is 55500510991. The next prime is 55500511019. The reversal of 55500511005 is 50011500555.

55500511005 is a `hidden beast` number, since 5 + 5 + 500 + 51 + 100 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (55500510991) and next prime (55500511019).

It is not a de Polignac number, because 55500511005 - 2⁵ = 55500510973 is a prime.

It is a super-2 number, since 2×55500511005² (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 55500511005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 748159 + ... + 818988.

It is an arithmetic number, because the mean of its divisors is an integer number (4013466028).

Almost surely, 2^55500511005 is an apocalyptic number.

It is an amenable number.

55500511005 is a deficient number, since it is larger than the sum of its proper divisors (40822673667).

55500511005 is a wasteful number, since it uses less digits than its factorization.

55500511005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567945 (or 1567942 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 27.

The spelling of 55500511005 in words is "fifty-five billion, five hundred million, five hundred eleven thousand, five".