56545555110 has 32 divisors (see below), whose sum is σ = 148046545152. Its totient is φ = 13708013280.

The previous prime is 56545555109. The next prime is 56545555117. The reversal of 56545555110 is 1155554565.

It is a super-2 number, since 2×56545555110² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56545555117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85674754 + ... + 85675413.

It is an arithmetic number, because the mean of its divisors is an integer number (4626454536).

Almost surely, 2^56545555110 is an apocalyptic number.

56545555110 is an abundant number, since it is smaller than the sum of its proper divisors (91500990042).

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

56545555110 is a wasteful number, since it uses less digits than its factorization.

56545555110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171350188.

The product of its (nonzero) digits is 375000, while the sum is 42.

The spelling of 56545555110 in words is "fifty-six billion, five hundred forty-five million, five hundred fifty-five thousand, one hundred ten".