2422405778628 has 72 divisors (see below), whose sum is σ = 6213163517344. Its totient is φ = 734023762560.

The previous prime is 2422405778627. The next prime is 2422405778629. The reversal of 2422405778628 is 8268775042242.

It is an interprime number because it is at equal distance from previous prime (2422405778627) and next prime (2422405778629).

It is not an unprimeable number, because it can be changed into a prime (2422405778627) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40456200 + ... + 40516032.

Almost surely, 2^{2422405778628} is an apocalyptic number.

It is an amenable number.

2422405778628 is an abundant number, since it is smaller than the sum of its proper divisors (3790757738716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2422405778628 is a wasteful number, since it uses less digits than its factorization.

2422405778628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87745 (or 87732 counting only the distinct ones).

The product of its (nonzero) digits is 24084480, while the sum is 57.

The spelling of 2422405778628 in words is "two trillion, four hundred twenty-two billion, four hundred five million, seven hundred seventy-eight thousand, six hundred twenty-eight".