11000555645 has 16 divisors (see below), whose sum is σ = 13820405760. Its totient is φ = 8394598464.

The previous prime is 11000555641. The next prime is 11000555663. The reversal of 11000555645 is 54655500011.

It is a cyclic number.

It is not a de Polignac number, because 11000555645 - 2² = 11000555641 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000555641) 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, 444989 + ... + 469058.

It is an arithmetic number, because the mean of its divisors is an integer number (863775360).

Almost surely, 2^11000555645 is an apocalyptic number.

It is an amenable number.

11000555645 is a deficient number, since it is larger than the sum of its proper divisors (2819850115).

11000555645 is an equidigital number, since it uses as much as digits as its factorization.

11000555645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914164.

The product of its (nonzero) digits is 15000, while the sum is 32.

The spelling of 11000555645 in words is "eleven billion, five hundred fifty-five thousand, six hundred forty-five".