11211775376 has 40 divisors (see below), whose sum is σ = 23020011000. Its totient is φ = 5280558080.

The previous prime is 11211775357. The next prime is 11211775391. The reversal of 11211775376 is 67357711211.

It can be written as a sum of positive squares in 4 ways, for example, as 228735376 + 10983040000 = 15124^2 + 104800^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

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, 275651 + ... + 313698.

It is an arithmetic number, because the mean of its divisors is an integer number (575500275).

Almost surely, 2^11211775376 is an apocalyptic number.

11211775376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11211775376 is an abundant number, since it is smaller than the sum of its proper divisors (11808235624).

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

11211775376 is a wasteful number, since it uses less digits than its factorization.

11211775376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589427 (or 589421 counting only the distinct ones).

The product of its digits is 61740, while the sum is 41.

The spelling of 11211775376 in words is "eleven billion, two hundred eleven million, seven hundred seventy-five thousand, three hundred seventy-six".