551105055606 has 32 divisors (see below), whose sum is σ = 1288963323648. Its totient is φ = 153796759200.

The previous prime is 551105055587. The next prime is 551105055619. The reversal of 551105055606 is 606550501155.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 152574345 + ... + 152577956.

It is an arithmetic number, because the mean of its divisors is an integer number (40280103864).

Almost surely, 2^551105055606 is an apocalyptic number.

551105055606 is an abundant number, since it is smaller than the sum of its proper divisors (737858268042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

551105055606 is a wasteful number, since it uses less digits than its factorization.

551105055606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305152356.

The product of its (nonzero) digits is 112500, while the sum is 39.

The spelling of 551105055606 in words is "five hundred fifty-one billion, one hundred five million, fifty-five thousand, six hundred six".