11065507770 has 64 divisors (see below), whose sum is σ = 27288353664. Its totient is φ = 2870138880.

The previous prime is 11065507763. The next prime is 11065507777. The reversal of 11065507770 is 7770556011.

It is an interprime number because it is at equal distance from previous prime (11065507763) and next prime (11065507777).

It is not an unprimeable number, because it can be changed into a prime (11065507777) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 293094 + ... + 328686.

It is an arithmetic number, because the mean of its divisors is an integer number (426380526).

Almost surely, 2^11065507770 is an apocalyptic number.

11065507770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11065507770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13644176832).

11065507770 is an abundant number, since it is smaller than the sum of its proper divisors (16222845894).

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

11065507770 is a wasteful number, since it uses less digits than its factorization.

11065507770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35887.

The product of its (nonzero) digits is 51450, while the sum is 39.

The spelling of 11065507770 in words is "eleven billion, sixty-five million, five hundred seven thousand, seven hundred seventy".