11554056273 has 32 divisors (see below), whose sum is σ = 16614460800. Its totient is φ = 7116189696.

The previous prime is 11554056253. The next prime is 11554056281. The reversal of 11554056273 is 37265045511.

It is not a de Polignac number, because 11554056273 - 2⁹ = 11554055761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11554056203) 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, 621765 + ... + 640077.

It is an arithmetic number, because the mean of its divisors is an integer number (519201900).

Almost surely, 2^11554056273 is an apocalyptic number.

It is an amenable number.

11554056273 is a deficient number, since it is larger than the sum of its proper divisors (5060404527).

11554056273 is a wasteful number, since it uses less digits than its factorization.

11554056273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18561.

The product of its (nonzero) digits is 126000, while the sum is 39.

The spelling of 11554056273 in words is "eleven billion, five hundred fifty-four million, fifty-six thousand, two hundred seventy-three".