22745377642427 has 16 divisors (see below), whose sum is σ = 26307259799904. Its totient is φ = 19435712256000.

The previous prime is 22745377642373. The next prime is 22745377642439. The reversal of 22745377642427 is 72424677354722.

It is a cyclic number.

It is not a de Polignac number, because 22745377642427 - 2¹⁰ = 22745377641403 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22745377642427.

It is not an unprimeable number, because it can be changed into a prime (22745377642327) 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, 79774274 + ... + 80058887.

It is an arithmetic number, because the mean of its divisors is an integer number (1644203737494).

Almost surely, 2^{22745377642427} is an apocalyptic number.

22745377642427 is a deficient number, since it is larger than the sum of its proper divisors (3561882157477).

22745377642427 is a wasteful number, since it uses less digits than its factorization.

22745377642427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159833950.

The product of its digits is 221276160, while the sum is 62.

The spelling of 22745377642427 in words is "twenty-two trillion, seven hundred forty-five billion, three hundred seventy-seven million, six hundred forty-two thousand, four hundred twenty-seven".