42108457347 has 48 divisors (see below), whose sum is σ = 66712688640. Its totient is φ = 25382246400.

The previous prime is 42108457337. The next prime is 42108457361. The reversal of 42108457347 is 74375480124.

It is not a de Polignac number, because 42108457347 - 2⁴ = 42108457331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42108457337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15658179 + ... + 15660867.

It is an arithmetic number, because the mean of its divisors is an integer number (1389847680).

Almost surely, 2^42108457347 is an apocalyptic number.

42108457347 is a deficient number, since it is larger than the sum of its proper divisors (24604231293).

42108457347 is a wasteful number, since it uses less digits than its factorization.

42108457347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3504 (or 3501 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 45.

The spelling of 42108457347 in words is "forty-two billion, one hundred eight million, four hundred fifty-seven thousand, three hundred forty-seven".