42620446442 has 8 divisors (see below), whose sum is σ = 73063622496. Its totient is φ = 18265905612.

The previous prime is 42620446417. The next prime is 42620446457. The reversal of 42620446442 is 24464402624.

42620446442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 42620446396 and 42620446405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1522158788 + ... + 1522158815.

It is an arithmetic number, because the mean of its divisors is an integer number (9132952812).

Almost surely, 2^42620446442 is an apocalyptic number.

42620446442 is a deficient number, since it is larger than the sum of its proper divisors (30443176054).

42620446442 is a wasteful number, since it uses less digits than its factorization.

42620446442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3044317612.

The product of its (nonzero) digits is 294912, while the sum is 38.

The spelling of 42620446442 in words is "forty-two billion, six hundred twenty million, four hundred forty-six thousand, four hundred forty-two".