1016065215165 has 64 divisors (see below), whose sum is σ = 2182763907072. Its totient is φ = 389779257600.

The previous prime is 1016065215161. The next prime is 1016065215169. The reversal of 1016065215165 is 5615125606101.

It is an interprime number because it is at equal distance from previous prime (1016065215161) and next prime (1016065215169).

It is not a de Polignac number, because 1016065215165 - 2² = 1016065215161 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016065215161) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 33819991 + ... + 33850020.

It is an arithmetic number, because the mean of its divisors is an integer number (34105686048).

Almost surely, 2^{1016065215165} is an apocalyptic number.

1016065215165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1016065215165 is an abundant number, since it is smaller than the sum of its proper divisors (1166698691907).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1016065215165 is a wasteful number, since it uses less digits than its factorization.

1016065215165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67670050.

The product of its (nonzero) digits is 54000, while the sum is 39.

The spelling of 1016065215165 in words is "one trillion, sixteen billion, sixty-five million, two hundred fifteen thousand, one hundred sixty-five".