3787212228065 has 32 divisors (see below), whose sum is σ = 5334485969664. Its totient is φ = 2526653848320.

The previous prime is 3787212228053. The next prime is 3787212228077. The reversal of 3787212228065 is 5608222127873.

It is a happy number.

3787212228065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3787212228053) and next prime (3787212228077).

It is not a de Polignac number, because 3787212228065 - 2⁸ = 3787212227809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3787212227998 and 3787212228016.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43723850 + ... + 43810380.

It is an arithmetic number, because the mean of its divisors is an integer number (166702686552).

Almost surely, 2^{3787212228065} is an apocalyptic number.

3787212228065 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3787212228065 is a deficient number, since it is larger than the sum of its proper divisors (1547273741599).

3787212228065 is a wasteful number, since it uses less digits than its factorization.

3787212228065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120377.

The product of its (nonzero) digits is 4515840, while the sum is 53.

The spelling of 3787212228065 in words is "three trillion, seven hundred eighty-seven billion, two hundred twelve million, two hundred twenty-eight thousand, sixty-five".