42144361542 has 24 divisors (see below), whose sum is σ = 91328777280. Its totient is φ = 14045659920.

The previous prime is 42144361531. The next prime is 42144361559. The reversal of 42144361542 is 24516344124.

42144361542 is a `hidden beast` number, since 4 + 2 + 14 + 43 + 61 + 542 = 666.

It is a super-2 number, since 2×42144361542² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42144361497 and 42144361506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97917 + ... + 306392.

It is an arithmetic number, because the mean of its divisors is an integer number (3805365720).

Almost surely, 2^42144361542 is an apocalyptic number.

42144361542 is an abundant number, since it is smaller than the sum of its proper divisors (49184415738).

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

42144361542 is a wasteful number, since it uses less digits than its factorization.

42144361542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410108 (or 410105 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The spelling of 42144361542 in words is "forty-two billion, one hundred forty-four million, three hundred sixty-one thousand, five hundred forty-two".