42811380194 has 32 divisors (see below), whose sum is σ = 74196642816. Its totient is φ = 18309899520.

The previous prime is 42811380191. The next prime is 42811380217. The reversal of 42811380194 is 49108311824.

It is not an unprimeable number, because it can be changed into a prime (42811380191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1516799 + ... + 1544765.

It is an arithmetic number, because the mean of its divisors is an integer number (2318645088).

Almost surely, 2^42811380194 is an apocalyptic number.

42811380194 is a deficient number, since it is larger than the sum of its proper divisors (31385262622).

42811380194 is a wasteful number, since it uses less digits than its factorization.

42811380194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32090.

The product of its (nonzero) digits is 55296, while the sum is 41.

The spelling of 42811380194 in words is "forty-two billion, eight hundred eleven million, three hundred eighty thousand, one hundred ninety-four".