42531570751 has 8 divisors (see below), whose sum is σ = 45883116144. Its totient is φ = 39274435200.

The previous prime is 42531570733. The next prime is 42531570793. The reversal of 42531570751 is 15707513524.

42531570751 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42531570751 - 2⁹ = 42531570239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42531570251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23601525 + ... + 23603326.

It is an arithmetic number, because the mean of its divisors is an integer number (5735389518).

Almost surely, 2^42531570751 is an apocalyptic number.

42531570751 is a deficient number, since it is larger than the sum of its proper divisors (3351545393).

42531570751 is a wasteful number, since it uses less digits than its factorization.

42531570751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47204921.

The product of its (nonzero) digits is 147000, while the sum is 40.

The spelling of 42531570751 in words is "forty-two billion, five hundred thirty-one million, five hundred seventy thousand, seven hundred fifty-one".