42854444532 has 36 divisors (see below), whose sum is σ = 108340419460. Its totient is φ = 14282980992.

The previous prime is 42854444519. The next prime is 42854444533. The reversal of 42854444532 is 23544445824.

42854444532 is a `hidden beast` number, since 4 + 28 + 54 + 4 + 44 + 532 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7391528676 + 35462915856 = 85974^2 + 188316^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×42854444532² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42854444533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 224094 + ... + 368682.

Almost surely, 2^42854444532 is an apocalyptic number.

It is an amenable number.

42854444532 is an abundant number, since it is smaller than the sum of its proper divisors (65485974928).

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

42854444532 is a wasteful number, since it uses less digits than its factorization.

42854444532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152832 (or 152827 counting only the distinct ones).

The product of its digits is 2457600, while the sum is 45.

The spelling of 42854444532 in words is "forty-two billion, eight hundred fifty-four million, four hundred forty-four thousand, five hundred thirty-two".