55000000550505 has 64 divisors (see below), whose sum is σ = 90600059404800. Its totient is φ = 28470559518720.

The previous prime is 55000000550489. The next prime is 55000000550533. The reversal of 55000000550505 is 50505500000055.

It is not a de Polignac number, because 55000000550505 - 2⁴ = 55000000550489 is a prime.

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, 1695996631 + ... + 1696029059.

It is an arithmetic number, because the mean of its divisors is an integer number (1415625928200).

Almost surely, 2^{55000000550505} is an apocalyptic number.

It is an amenable number.

55000000550505 is a deficient number, since it is larger than the sum of its proper divisors (35600058854295).

55000000550505 is a wasteful number, since it uses less digits than its factorization.

55000000550505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39874.

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

The spelling of 55000000550505 in words is "fifty-five trillion, five hundred fifty thousand, five hundred five".