3722385018869 has 16 divisors (see below), whose sum is σ = 4160231288640. Its totient is φ = 3301129392000.

The previous prime is 3722385018817. The next prime is 3722385018901. The reversal of 3722385018869 is 9688105832273.

It is not a de Polignac number, because 3722385018869 - 2⁸ = 3722385018613 is a prime.

It is a super-2 number, since 2×3722385018869² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3722385068869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4307774 + ... + 5099184.

It is an arithmetic number, because the mean of its divisors is an integer number (260014455540).

Almost surely, 2^{3722385018869} is an apocalyptic number.

It is an amenable number.

3722385018869 is a deficient number, since it is larger than the sum of its proper divisors (437846269771).

3722385018869 is a wasteful number, since it uses less digits than its factorization.

3722385018869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801892.

The product of its (nonzero) digits is 34836480, while the sum is 62.

The spelling of 3722385018869 in words is "three trillion, seven hundred twenty-two billion, three hundred eighty-five million, eighteen thousand, eight hundred sixty-nine".