22477920282 has 32 divisors (see below), whose sum is σ = 49960152000. Its totient is φ = 7491257424.

The previous prime is 22477920277. The next prime is 22477920287. The reversal of 22477920282 is 28202977422.

It is an interprime number because it is at equal distance from previous prime (22477920277) and next prime (22477920287).

It is not an unprimeable number, because it can be changed into a prime (22477920287) 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, 281344 + ... + 352292.

It is an arithmetic number, because the mean of its divisors is an integer number (1561254750).

Almost surely, 2^22477920282 is an apocalyptic number.

22477920282 is an abundant number, since it is smaller than the sum of its proper divisors (27482231718).

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

22477920282 is a wasteful number, since it uses less digits than its factorization.

22477920282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76827 (or 76821 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The spelling of 22477920282 in words is "twenty-two billion, four hundred seventy-seven million, nine hundred twenty thousand, two hundred eighty-two".