42020042662 has 32 divisors (see below), whose sum is σ = 68123916000. Its totient is φ = 19323879168.

The previous prime is 42020042639. The next prime is 42020042693. The reversal of 42020042662 is 26624002024.

It is a self number, because there is not a number n which added to its sum of digits gives 42020042662.

It is a congruent number.

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, 11425968 + ... + 11429644.

It is an arithmetic number, because the mean of its divisors is an integer number (2128872375).

Almost surely, 2^42020042662 is an apocalyptic number.

42020042662 is a deficient number, since it is larger than the sum of its proper divisors (26103873338).

42020042662 is a wasteful number, since it uses less digits than its factorization.

42020042662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5160.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 42020042662 its reverse (26624002024), we get a palindrome (68644044686).

The spelling of 42020042662 in words is "forty-two billion, twenty million, forty-two thousand, six hundred sixty-two".