22070156709 has 16 divisors (see below), whose sum is σ = 30558044160. Its totient is φ = 14153538480.

The previous prime is 22070156707. The next prime is 22070156711. The reversal of 22070156709 is 90765107022.

It is an interprime number because it is at equal distance from previous prime (22070156707) and next prime (22070156711).

It is not a de Polignac number, because 22070156709 - 2¹ = 22070156707 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22070156701) 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, 694989 + ... + 726050.

It is an arithmetic number, because the mean of its divisors is an integer number (1909877760).

Almost surely, 2^22070156709 is an apocalyptic number.

It is an amenable number.

22070156709 is a deficient number, since it is larger than the sum of its proper divisors (8487887451).

22070156709 is a wasteful number, since it uses less digits than its factorization.

22070156709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421240.

The product of its (nonzero) digits is 52920, while the sum is 39.

The spelling of 22070156709 in words is "twenty-two billion, seventy million, one hundred fifty-six thousand, seven hundred nine".