22127240577 has 8 divisors (see below), whose sum is σ = 31772448064. Its totient is φ = 13616763408.

The previous prime is 22127240561. The next prime is 22127240581. The reversal of 22127240577 is 77504272122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22127240577 - 2⁴ = 22127240561 is a prime.

It is a super-2 number, since 2×22127240577² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 567365143 = 22127240577 / (2 + 2 + 1 + 2 + 7 + 2 + 4 + 0 + 5 + 7 + 7).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22127240537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283682533 + ... + 283682610.

It is an arithmetic number, because the mean of its divisors is an integer number (3971556008).

Almost surely, 2^22127240577 is an apocalyptic number.

It is an amenable number.

22127240577 is a deficient number, since it is larger than the sum of its proper divisors (9645207487).

22127240577 is a wasteful number, since it uses less digits than its factorization.

22127240577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567365159.

The product of its (nonzero) digits is 109760, while the sum is 39.

The spelling of 22127240577 in words is "twenty-two billion, one hundred twenty-seven million, two hundred forty thousand, five hundred seventy-seven".