42205579764 has 12 divisors (see below), whose sum is σ = 98479686144. Its totient is φ = 14068526584.

The previous prime is 42205579747. The next prime is 42205579777. The reversal of 42205579764 is 46797550224.

42205579764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 1758565812 + ... + 1758565835.

It is an arithmetic number, because the mean of its divisors is an integer number (8206640512).

Almost surely, 2^42205579764 is an apocalyptic number.

It is an amenable number.

42205579764 is an abundant number, since it is smaller than the sum of its proper divisors (56274106380).

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

42205579764 is a wasteful number, since it uses less digits than its factorization.

42205579764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3517131654 (or 3517131652 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 51.

The spelling of 42205579764 in words is "forty-two billion, two hundred five million, five hundred seventy-nine thousand, seven hundred sixty-four".