42378548575 has 24 divisors (see below), whose sum is σ = 60343816320. Its totient is φ = 29198613600.

The previous prime is 42378548567. The next prime is 42378548579. The reversal of 42378548575 is 57584587324.

It is not a de Polignac number, because 42378548575 - 2³ = 42378548567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42378548579) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4050139 + ... + 4060588.

It is an arithmetic number, because the mean of its divisors is an integer number (2514325680).

Almost surely, 2^42378548575 is an apocalyptic number.

42378548575 is a deficient number, since it is larger than the sum of its proper divisors (17965267745).

42378548575 is a wasteful number, since it uses less digits than its factorization.

42378548575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8110767 (or 8110762 counting only the distinct ones).

The product of its digits is 37632000, while the sum is 58.

The spelling of 42378548575 in words is "forty-two billion, three hundred seventy-eight million, five hundred forty-eight thousand, five hundred seventy-five".