42205646652 has 48 divisors (see below), whose sum is σ = 106610552832. Its totient is φ = 12918352320.

The previous prime is 42205646647. The next prime is 42205646669. The reversal of 42205646652 is 25664650224.

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, 678448 + ... + 738039.

It is an arithmetic number, because the mean of its divisors is an integer number (2221053184).

Almost surely, 2^42205646652 is an apocalyptic number.

It is an amenable number.

42205646652 is an abundant number, since it is smaller than the sum of its proper divisors (64404906180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42205646652 is a wasteful number, since it uses less digits than its factorization.

42205646652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1416698 (or 1416696 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 42205646652 in words is "forty-two billion, two hundred five million, six hundred forty-six thousand, six hundred fifty-two".