1006422256465 has 16 divisors (see below), whose sum is σ = 1250682003648. Its totient is φ = 776938792896.

The previous prime is 1006422256459. The next prime is 1006422256471. The reversal of 1006422256465 is 5646522246001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1006422256459) and next prime (1006422256471).

It is a cyclic number.

It is not a de Polignac number, because 1006422256465 - 2²⁷ = 1006288038737 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28181154 + ... + 28216843.

It is an arithmetic number, because the mean of its divisors is an integer number (78167625228).

Almost surely, 2^{1006422256465} is an apocalyptic number.

It is an amenable number.

1006422256465 is a deficient number, since it is larger than the sum of its proper divisors (244259747183).

1006422256465 is an equidigital number, since it uses as much as digits as its factorization.

1006422256465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56398128.

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 1006422256465 in words is "one trillion, six billion, four hundred twenty-two million, two hundred fifty-six thousand, four hundred sixty-five".