42426077544 has 24 divisors (see below), whose sum is σ = 114903960210. Its totient is φ = 14142025824.

The previous prime is 42426077543. The next prime is 42426077549. The reversal of 42426077544 is 44577062424.

42426077544 is a `hidden beast` number, since 4 + 2 + 42 + 60 + 7 + 7 + 544 = 666.

It can be written as a sum of positive squares in only one way, i.e., 34768077444 + 7658000100 = 186462^2 + 87510^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 42426077544.

It is not an unprimeable number, because it can be changed into a prime (42426077543) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 294625467 + ... + 294625610.

Almost surely, 2^42426077544 is an apocalyptic number.

It is an amenable number.

42426077544 is an abundant number, since it is smaller than the sum of its proper divisors (72477882666).

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

42426077544 is a wasteful number, since it uses less digits than its factorization.

42426077544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589251089 (or 589251082 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 45.

The spelling of 42426077544 in words is "forty-two billion, four hundred twenty-six million, seventy-seven thousand, five hundred forty-four".