42738641050 has 48 divisors (see below), whose sum is σ = 91870994880. Its totient is φ = 14488594560.

The previous prime is 42738640981. The next prime is 42738641051. The reversal of 42738641050 is 5014683724.

It is a junction number, because it is equal to n+sod(n) for n = 42738640994 and 42738641012.

It is not an unprimeable number, because it can be changed into a prime (42738641051) 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, 654864 + ... + 717163.

It is an arithmetic number, because the mean of its divisors is an integer number (1913979060).

Almost surely, 2^42738641050 is an apocalyptic number.

42738641050 is an abundant number, since it is smaller than the sum of its proper divisors (49132353830).

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

42738641050 is a wasteful number, since it uses less digits than its factorization.

42738641050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1372135 (or 1372130 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 42738641050 in words is "forty-two billion, seven hundred thirty-eight million, six hundred forty-one thousand, fifty".