11273471755 has 64 divisors (see below), whose sum is σ = 16867565568. Its totient is φ = 7043189760.

The previous prime is 11273471753. The next prime is 11273471777. The reversal of 11273471755 is 55717437211.

It is not a de Polignac number, because 11273471755 - 2¹ = 11273471753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11273471753) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13900300 + ... + 13901110.

It is an arithmetic number, because the mean of its divisors is an integer number (263555712).

Almost surely, 2^11273471755 is an apocalyptic number.

11273471755 is a deficient number, since it is larger than the sum of its proper divisors (5594093813).

11273471755 is a wasteful number, since it uses less digits than its factorization.

11273471755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196.

The product of its digits is 205800, while the sum is 43.

The spelling of 11273471755 in words is "eleven billion, two hundred seventy-three million, four hundred seventy-one thousand, seven hundred fifty-five".