22727257344061 has 4 divisors (see below), whose sum is σ = 22728136601500. Its totient is φ = 22726378086624.

The previous prime is 22727257344007. The next prime is 22727257344079. The reversal of 22727257344061 is 16044375272722.

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 207430148025 + 22519827196036 = 455445^2 + 4745506^2 .

It is a cyclic number.

It is not a de Polignac number, because 22727257344061 - 2⁷ = 22727257343933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22727257344091) 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, 439589946 + ... + 439641643.

It is an arithmetic number, because the mean of its divisors is an integer number (5682034150375).

Almost surely, 2^{22727257344061} is an apocalyptic number.

It is an amenable number.

22727257344061 is a deficient number, since it is larger than the sum of its proper divisors (879257439).

22727257344061 is an equidigital number, since it uses as much as digits as its factorization.

22727257344061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879257438.

The product of its (nonzero) digits is 7902720, while the sum is 52.

The spelling of 22727257344061 in words is "twenty-two trillion, seven hundred twenty-seven billion, two hundred fifty-seven million, three hundred forty-four thousand, sixty-one".