55500550005 has 64 divisors (see below), whose sum is σ = 91880264448. Its totient is φ = 28586649600.

The previous prime is 55500549989. The next prime is 55500550031. The reversal of 55500550005 is 50005500555.

It is not a de Polignac number, because 55500550005 - 2⁴ = 55500549989 is a prime.

It is a super-2 number, since 2×55500550005² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 75716619 + ... + 75717351.

It is an arithmetic number, because the mean of its divisors is an integer number (1435629132).

Almost surely, 2^55500550005 is an apocalyptic number.

It is an amenable number.

55500550005 is a deficient number, since it is larger than the sum of its proper divisors (36379714443).

55500550005 is a wasteful number, since it uses less digits than its factorization.

55500550005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606.

The product of its (nonzero) digits is 15625, while the sum is 30.

The spelling of 55500550005 in words is "fifty-five billion, five hundred million, five hundred fifty thousand, five".