1105600555551 has 4 divisors (see below), whose sum is σ = 1474134074072. Its totient is φ = 737067037032.

The previous prime is 1105600555541. The next prime is 1105600555603. The reversal of 1105600555551 is 1555550065011.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1105600555551 - 2²¹ = 1105598458399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105600555541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184266759256 + ... + 184266759261.

It is an arithmetic number, because the mean of its divisors is an integer number (368533518518).

Almost surely, 2^{1105600555551} is an apocalyptic number.

1105600555551 is a deficient number, since it is larger than the sum of its proper divisors (368533518521).

1105600555551 is an equidigital number, since it uses as much as digits as its factorization.

1105600555551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368533518520.

The product of its (nonzero) digits is 93750, while the sum is 39.

The spelling of 1105600555551 in words is "one trillion, one hundred five billion, six hundred million, five hundred fifty-five thousand, five hundred fifty-one".