1238046222165 has 16 divisors (see below), whose sum is σ = 1980928353600. Its totient is φ = 660273185792.

The previous prime is 1238046222157. The next prime is 1238046222167. The reversal of 1238046222165 is 5612226408321.

It is a cyclic number.

It is not a de Polignac number, because 1238046222165 - 2³ = 1238046222157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1238046222167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 559500 + ... + 1670069.

It is an arithmetic number, because the mean of its divisors is an integer number (123808022100).

Almost surely, 2^{1238046222165} is an apocalyptic number.

1238046222165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1238046222165 is a deficient number, since it is larger than the sum of its proper divisors (742882131435).

1238046222165 is a wasteful number, since it uses less digits than its factorization.

1238046222165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2266596.

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 1238046222165 in words is "one trillion, two hundred thirty-eight billion, forty-six million, two hundred twenty-two thousand, one hundred sixty-five".