11271777032 has 8 divisors (see below), whose sum is σ = 21134581950. Its totient is φ = 5635888512.

The previous prime is 11271777029. The next prime is 11271777061. The reversal of 11271777032 is 23077717211.

It can be written as a sum of positive squares in only one way, i.e., 7236224356 + 4035552676 = 85066^2 + 63526^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 704486057 + ... + 704486072.

Almost surely, 2^11271777032 is an apocalyptic number.

It is an amenable number.

11271777032 is a deficient number, since it is larger than the sum of its proper divisors (9862804918).

11271777032 is a wasteful number, since it uses less digits than its factorization.

11271777032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408972135 (or 1408972131 counting only the distinct ones).

The product of its (nonzero) digits is 28812, while the sum is 38.

The spelling of 11271777032 in words is "eleven billion, two hundred seventy-one million, seven hundred seventy-seven thousand, thirty-two".