551100555005 has 64 divisors (see below), whose sum is σ = 888102931968. Its totient is φ = 317053992960.

The previous prime is 551100554989. The next prime is 551100555041. The reversal of 551100555005 is 500555001155.

It is not a de Polignac number, because 551100555005 - 2⁴ = 551100554989 is a prime.

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, 39717749 + ... + 39731621.

It is an arithmetic number, because the mean of its divisors is an integer number (13876608312).

Almost surely, 2^551100555005 is an apocalyptic number.

551100555005 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

551100555005 is a deficient number, since it is larger than the sum of its proper divisors (337002376963).

551100555005 is a wasteful number, since it uses less digits than its factorization.

551100555005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21846.

The product of its (nonzero) digits is 15625, while the sum is 32.

The spelling of 551100555005 in words is "five hundred fifty-one billion, one hundred million, five hundred fifty-five thousand, five".