20282408488442 has 32 divisors (see below), whose sum is σ = 31414574628864. Its totient is φ = 9814852252800.

The previous prime is 20282408488357. The next prime is 20282408488469. The reversal of 20282408488442 is 24488480428202.

It is a super-2 number, since 2×20282408488442² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96860168 + ... + 97069340.

It is an arithmetic number, because the mean of its divisors is an integer number (981705457152).

Almost surely, 2^{20282408488442} is an apocalyptic number.

20282408488442 is a deficient number, since it is larger than the sum of its proper divisors (11132166140422).

20282408488442 is a wasteful number, since it uses less digits than its factorization.

20282408488442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218654.

The product of its (nonzero) digits is 16777216, while the sum is 56.

The spelling of 20282408488442 in words is "twenty trillion, two hundred eighty-two billion, four hundred eight million, four hundred eighty-eight thousand, four hundred forty-two".