13772666627731 has 4 divisors (see below), whose sum is σ = 15024727230264. Its totient is φ = 12520606025200.

The previous prime is 13772666627729. The next prime is 13772666627743.

It is a happy number.

13772666627731 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 13772666627731 - 2¹ = 13772666627729 is a prime.

It is a super-2 number, since 2×13772666627731² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13772666627791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626030301250 + ... + 626030301271.

It is an arithmetic number, because the mean of its divisors is an integer number (3756181807566).

Almost surely, 2^{13772666627731} is an apocalyptic number.

13772666627731 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13772666627731 is a deficient number, since it is larger than the sum of its proper divisors (1252060602533).

13772666627731 is a wasteful number, since it uses less digits than its factorization.

13772666627731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252060602532.

The product of its digits is 112021056, while the sum is 64.

The spelling of 13772666627731 in words is "thirteen trillion, seven hundred seventy-two billion, six hundred sixty-six million, six hundred twenty-seven thousand, seven hundred thirty-one".