42875654716478 has 4 divisors (see below), whose sum is σ = 64313482074720. Its totient is φ = 21437827358238.

The previous prime is 42875654716469. The next prime is 42875654716483. The reversal of 42875654716478 is 87461745657824.

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

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, 10718913679118 + ... + 10718913679121.

It is an arithmetic number, because the mean of its divisors is an integer number (16078370518680).

Almost surely, 2^{42875654716478} is an apocalyptic number.

42875654716478 is a deficient number, since it is larger than the sum of its proper divisors (21437827358242).

42875654716478 is a wasteful number, since it uses less digits than its factorization.

42875654716478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21437827358241.

The product of its digits is 2528870400, while the sum is 74.

The spelling of 42875654716478 in words is "forty-two trillion, eight hundred seventy-five billion, six hundred fifty-four million, seven hundred sixteen thousand, four hundred seventy-eight".