11262794557 has 16 divisors (see below), whose sum is σ = 13111787520. Its totient is φ = 9474354288.

The previous prime is 11262794551. The next prime is 11262794567. The reversal of 11262794557 is 75549726211.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-11262794557 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11262794557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11262794551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228228 + ... + 273154.

It is an arithmetic number, because the mean of its divisors is an integer number (819486720).

Almost surely, 2^11262794557 is an apocalyptic number.

It is an amenable number.

11262794557 is a deficient number, since it is larger than the sum of its proper divisors (1848992963).

11262794557 is an equidigital number, since it uses as much as digits as its factorization.

11262794557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45600.

The product of its digits is 1058400, while the sum is 49.

The spelling of 11262794557 in words is "eleven billion, two hundred sixty-two million, seven hundred ninety-four thousand, five hundred fifty-seven".