55511061110605 has 16 divisors (see below), whose sum is σ = 70178607993600. Its totient is φ = 42035917308480.

The previous prime is 55511061110597. The next prime is 55511061110621. The reversal of 55511061110605 is 50601116011555.

It is not a de Polignac number, because 55511061110605 - 2³ = 55511061110597 is a prime.

It is a congruent number.

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, 247274325 + ... + 247498714.

It is an arithmetic number, because the mean of its divisors is an integer number (4386162999600).

Almost surely, 2^{55511061110605} is an apocalyptic number.

It is an amenable number.

55511061110605 is a deficient number, since it is larger than the sum of its proper divisors (14667546882995).

55511061110605 is a wasteful number, since it uses less digits than its factorization.

55511061110605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494774244.

The product of its (nonzero) digits is 22500, while the sum is 37.

The spelling of 55511061110605 in words is "fifty-five trillion, five hundred eleven billion, sixty-one million, one hundred ten thousand, six hundred five".