42250919432 has 12 divisors (see below), whose sum is σ = 79221564045. Its totient is φ = 21125169024.

The previous prime is 42250919429. The next prime is 42250919441. The reversal of 42250919432 is 23491905224.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

42250919432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 42186695236 + 64224196 = 205394^2 + 8014^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=145346.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42250919432.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 545048 + ... + 617720.

Almost surely, 2^42250919432 is an apocalyptic number.

It is an amenable number.

42250919432 is a deficient number, since it is larger than the sum of its proper divisors (36970644613).

42250919432 is an frugal number, since it uses more digits than its factorization.

42250919432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145352 (or 72675 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 42250919432 in words is "forty-two billion, two hundred fifty million, nine hundred nineteen thousand, four hundred thirty-two".