13828388061 has 4 divisors (see below), whose sum is σ = 18437850752. Its totient is φ = 9218925372.

The previous prime is 13828388053. The next prime is 13828388069. The reversal of 13828388061 is 16088382831.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (13828388053) and next prime (13828388069).

It is not a de Polignac number, because 13828388061 - 2³ = 13828388053 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13828388061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13828388069) 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 3 ways as a sum of consecutive naturals, for example, 2304731341 + ... + 2304731346.

It is an arithmetic number, because the mean of its divisors is an integer number (4609462688).

Almost surely, 2^13828388061 is an apocalyptic number.

It is an amenable number.

13828388061 is a deficient number, since it is larger than the sum of its proper divisors (4609462691).

13828388061 is an equidigital number, since it uses as much as digits as its factorization.

13828388061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4609462690.

The product of its (nonzero) digits is 442368, while the sum is 48.

The spelling of 13828388061 in words is "thirteen billion, eight hundred twenty-eight million, three hundred eighty-eight thousand, sixty-one".