42371156728 has 32 divisors (see below), whose sum is σ = 84143590560. Its totient is φ = 19933588480.

The previous prime is 42371156719. The next prime is 42371156743. The reversal of 42371156728 is 82765117324.

42371156728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445293 + ... + 532003.

It is an arithmetic number, because the mean of its divisors is an integer number (2629487205).

Almost surely, 2^42371156728 is an apocalyptic number.

It is an amenable number.

42371156728 is a deficient number, since it is larger than the sum of its proper divisors (41772433832).

42371156728 is a wasteful number, since it uses less digits than its factorization.

42371156728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90327 (or 90323 counting only the distinct ones).

The product of its digits is 564480, while the sum is 46.

The spelling of 42371156728 in words is "forty-two billion, three hundred seventy-one million, one hundred fifty-six thousand, seven hundred twenty-eight".