42320534452 has 24 divisors (see below), whose sum is σ = 85390111296. Its totient is φ = 17976862848.

The previous prime is 42320534429. The next prime is 42320534467. The reversal of 42320534452 is 25443502324.

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, 6684658 + ... + 6690985.

It is an arithmetic number, because the mean of its divisors is an integer number (3557921304).

Almost surely, 2^42320534452 is an apocalyptic number.

It is an amenable number.

42320534452 is an abundant number, since it is smaller than the sum of its proper divisors (43069576844).

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

42320534452 is a wasteful number, since it uses less digits than its factorization.

42320534452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13375767 (or 13375765 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 34.

The spelling of 42320534452 in words is "forty-two billion, three hundred twenty million, five hundred thirty-four thousand, four hundred fifty-two".