22843013576381 has 4 divisors (see below), whose sum is σ = 23155931570652. Its totient is φ = 22530095582112.

The previous prime is 22843013576293. The next prime is 22843013576441. The reversal of 22843013576381 is 18367531034822.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9883258375225 + 12959755201156 = 3143765^2 + 3599966^2 .

It is a cyclic number.

It is not a de Polignac number, because 22843013576381 - 2³⁰ = 22841939834557 is a prime.

It is a super-2 number, since 2×22843013576381² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22843013570381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156458997026 + ... + 156458997171.

It is an arithmetic number, because the mean of its divisors is an integer number (5788982892663).

Almost surely, 2^{22843013576381} is an apocalyptic number.

It is an amenable number.

22843013576381 is a deficient number, since it is larger than the sum of its proper divisors (312917994271).

22843013576381 is an equidigital number, since it uses as much as digits as its factorization.

22843013576381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312917994270.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 22843013576381 in words is "twenty-two trillion, eight hundred forty-three billion, thirteen million, five hundred seventy-six thousand, three hundred eighty-one".