42420664462 has 16 divisors (see below), whose sum is σ = 69612290352. Its totient is φ = 19227493120.

The previous prime is 42420664459. The next prime is 42420664499. The reversal of 42420664462 is 26446602424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2723413 + ... + 2738944.

It is an arithmetic number, because the mean of its divisors is an integer number (4350768147).

Almost surely, 2^42420664462 is an apocalyptic number.

42420664462 is a deficient number, since it is larger than the sum of its proper divisors (27191625890).

42420664462 is a wasteful number, since it uses less digits than its factorization.

42420664462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5462723.

The product of its (nonzero) digits is 442368, while the sum is 40.

The spelling of 42420664462 in words is "forty-two billion, four hundred twenty million, six hundred sixty-four thousand, four hundred sixty-two".