22773638323378 has 8 divisors (see below), whose sum is σ = 34215644009520. Its totient is φ = 11368423653540.

The previous prime is 22773638323361. The next prime is 22773638323391. The reversal of 22773638323378 is 87332383637722.

It is a happy number.

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

It is a super-2 number, since 2×22773638323378² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9197752528 + ... + 9197755003.

It is an arithmetic number, because the mean of its divisors is an integer number (4276955501190).

Almost surely, 2^{22773638323378} is an apocalyptic number.

22773638323378 is a deficient number, since it is larger than the sum of its proper divisors (11442005686142).

22773638323378 is a wasteful number, since it uses less digits than its factorization.

22773638323378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18395508152.

The product of its digits is 256048128, while the sum is 64.

The spelling of 22773638323378 in words is "twenty-two trillion, seven hundred seventy-three billion, six hundred thirty-eight million, three hundred twenty-three thousand, three hundred seventy-eight".