11065771545 has 16 divisors (see below), whose sum is σ = 17719440000. Its totient is φ = 5897009664.

The previous prime is 11065771517. The next prime is 11065771601. The reversal of 11065771545 is 54517756011.

It is not a de Polignac number, because 11065771545 - 2⁷ = 11065771417 is a prime.

It is a super-2 number, since 2×11065771545² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11065771497 and 11065771506.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 276589 + ... + 314058.

It is an arithmetic number, because the mean of its divisors is an integer number (1107465000).

Almost surely, 2^11065771545 is an apocalyptic number.

11065771545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11065771545 is a deficient number, since it is larger than the sum of its proper divisors (6653668455).

11065771545 is a wasteful number, since it uses less digits than its factorization.

11065771545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591904.

The product of its (nonzero) digits is 147000, while the sum is 42.

The spelling of 11065771545 in words is "eleven billion, sixty-five million, seven hundred seventy-one thousand, five hundred forty-five".