11056643630 has 16 divisors (see below), whose sum is σ = 19940021424. Its totient is φ = 4414199040.

The previous prime is 11056643627. The next prime is 11056643641. The reversal of 11056643630 is 3634665011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1051811 + ... + 1062270.

It is an arithmetic number, because the mean of its divisors is an integer number (1246251339).

Almost surely, 2^11056643630 is an apocalyptic number.

11056643630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11056643630 is a deficient number, since it is larger than the sum of its proper divisors (8883377794).

11056643630 is a wasteful number, since it uses less digits than its factorization.

11056643630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2114611.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 11056643630 in words is "eleven billion, fifty-six million, six hundred forty-three thousand, six hundred thirty".