20433381427582 has 4 divisors (see below), whose sum is σ = 30650072141376. Its totient is φ = 10216690713790.

The previous prime is 20433381427553. The next prime is 20433381427583. The reversal of 20433381427582 is 28572418333402.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20433381427583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5108345356894 + ... + 5108345356897.

It is an arithmetic number, because the mean of its divisors is an integer number (7662518035344).

Almost surely, 2^{20433381427582} is an apocalyptic number.

20433381427582 is a deficient number, since it is larger than the sum of its proper divisors (10216690713794).

20433381427582 is a wasteful number, since it uses less digits than its factorization.

20433381427582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10216690713793.

The product of its (nonzero) digits is 7741440, while the sum is 52.

The spelling of 20433381427582 in words is "twenty trillion, four hundred thirty-three billion, three hundred eighty-one million, four hundred twenty-seven thousand, five hundred eighty-two".