42765833542 has 4 divisors (see below), whose sum is σ = 64148750316. Its totient is φ = 21382916770.

The previous prime is 42765833531. The next prime is 42765833563. The reversal of 42765833542 is 24533856724.

42765833542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10691458384 + ... + 10691458387.

It is an arithmetic number, because the mean of its divisors is an integer number (16037187579).

Almost surely, 2^42765833542 is an apocalyptic number.

42765833542 is a deficient number, since it is larger than the sum of its proper divisors (21382916774).

42765833542 is a wasteful number, since it uses less digits than its factorization.

42765833542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21382916773.

The product of its digits is 4838400, while the sum is 49.

The spelling of 42765833542 in words is "forty-two billion, seven hundred sixty-five million, eight hundred thirty-three thousand, five hundred forty-two".