42430545512 has 16 divisors (see below), whose sum is σ = 79572554340. Its totient is φ = 21211197696.

The previous prime is 42430545503. The next prime is 42430545517. The reversal of 42430545512 is 21554503424.

42430545512 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 39241232836 + 3189312676 = 198094^2 + 56474^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (42430545517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464903 + ... + 548630.

Almost surely, 2^42430545512 is an apocalyptic number.

It is an amenable number.

42430545512 is a deficient number, since it is larger than the sum of its proper divisors (37142008828).

42430545512 is a wasteful number, since it uses less digits than its factorization.

42430545512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018772 (or 1018768 counting only the distinct ones).

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

The spelling of 42430545512 in words is "forty-two billion, four hundred thirty million, five hundred forty-five thousand, five hundred twelve".