11457777273 has 8 divisors (see below), whose sum is σ = 15293809536. Its totient is φ = 7630131600.

The previous prime is 11457777223. The next prime is 11457777293. The reversal of 11457777273 is 37277775411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11457777273 - 2¹⁰ = 11457776249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11457777223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2093458 + ... + 2098923.

It is an arithmetic number, because the mean of its divisors is an integer number (1911726192).

Almost surely, 2^11457777273 is an apocalyptic number.

It is an amenable number.

11457777273 is a deficient number, since it is larger than the sum of its proper divisors (3836032263).

11457777273 is an equidigital number, since it uses as much as digits as its factorization.

11457777273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4193295.

The product of its digits is 2016840, while the sum is 51.

The spelling of 11457777273 in words is "eleven billion, four hundred fifty-seven million, seven hundred seventy-seven thousand, two hundred seventy-three".