55500000550505 has 16 divisors (see below), whose sum is σ = 76114590624000. Its totient is φ = 38056991157312.

The previous prime is 55500000550487. The next prime is 55500000550537. The reversal of 55500000550505 is 50505500000555.

It is a cyclic number.

It is not a de Polignac number, because 55500000550505 - 2¹⁶ = 55500000484969 is a prime.

It is a super-2 number, since 2×55500000550505² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6097187 + ... + 12172743.

It is an arithmetic number, because the mean of its divisors is an integer number (4757161914000).

Almost surely, 2^{55500000550505} is an apocalyptic number.

It is an amenable number.

55500000550505 is a deficient number, since it is larger than the sum of its proper divisors (20614590073495).

55500000550505 is a wasteful number, since it uses less digits than its factorization.

55500000550505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6336568.

The product of its (nonzero) digits is 78125, while the sum is 35.

The spelling of 55500000550505 in words is "fifty-five trillion, five hundred billion, five hundred fifty thousand, five hundred five".