42354951738 has 16 divisors (see below), whose sum is σ = 92410803936. Its totient is φ = 12834833840.

The previous prime is 42354951707. The next prime is 42354951761. The reversal of 42354951738 is 83715945324.

42354951738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 320870781 + ... + 320870912.

It is an arithmetic number, because the mean of its divisors is an integer number (5775675246).

Almost surely, 2^42354951738 is an apocalyptic number.

42354951738 is an abundant number, since it is smaller than the sum of its proper divisors (50055852198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42354951738 is a wasteful number, since it uses less digits than its factorization.

42354951738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641741709.

The product of its digits is 3628800, while the sum is 51.

The spelling of 42354951738 in words is "forty-two billion, three hundred fifty-four million, nine hundred fifty-one thousand, seven hundred thirty-eight".