42505451324 has 24 divisors (see below), whose sum is σ = 86987902848. Its totient is φ = 17792979120.

The previous prime is 42505451309. The next prime is 42505451327. The reversal of 42505451324 is 42315450524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42505451327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17650562 + ... + 17652969.

It is an arithmetic number, because the mean of its divisors is an integer number (3624495952).

Almost surely, 2^42505451324 is an apocalyptic number.

It is an amenable number.

42505451324 is an abundant number, since it is smaller than the sum of its proper divisors (44482451524).

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

42505451324 is a wasteful number, since it uses less digits than its factorization.

42505451324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35303585 (or 35303583 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 42505451324 in words is "forty-two billion, five hundred five million, four hundred fifty-one thousand, three hundred twenty-four".