42545370372 has 24 divisors (see below), whose sum is σ = 99625821792. Its totient is φ = 14131320000.

The previous prime is 42545370349. The next prime is 42545370377. The reversal of 42545370372 is 27307354524.

It is not an unprimeable number, because it can be changed into a prime (42545370377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6305254 + ... + 6311997.

It is an arithmetic number, because the mean of its divisors is an integer number (4151075908).

Almost surely, 2^42545370372 is an apocalyptic number.

It is an amenable number.

42545370372 is an abundant number, since it is smaller than the sum of its proper divisors (57080451420).

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

42545370372 is a wasteful number, since it uses less digits than its factorization.

42545370372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12617539 (or 12617537 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 42.

The spelling of 42545370372 in words is "forty-two billion, five hundred forty-five million, three hundred seventy thousand, three hundred seventy-two".