11774722054 has 4 divisors (see below), whose sum is σ = 17662083084. Its totient is φ = 5887361026.

The previous prime is 11774722049. The next prime is 11774722073. The reversal of 11774722054 is 45022747711.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 11774721998 and 11774722016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2943680512 + ... + 2943680515.

It is an arithmetic number, because the mean of its divisors is an integer number (4415520771).

Almost surely, 2^11774722054 is an apocalyptic number.

11774722054 is a deficient number, since it is larger than the sum of its proper divisors (5887361030).

11774722054 is an equidigital number, since it uses as much as digits as its factorization.

11774722054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5887361029.

The product of its (nonzero) digits is 109760, while the sum is 40.

The spelling of 11774722054 in words is "eleven billion, seven hundred seventy-four million, seven hundred twenty-two thousand, fifty-four".