42891363115 has 8 divisors (see below), whose sum is σ = 51471688608. Its totient is φ = 34311721920.

The previous prime is 42891363089. The next prime is 42891363139. The reversal of 42891363115 is 51136319824.

42891363115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42891363115 - 2⁵ = 42891363083 is a prime.

It is a Duffinian number.

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, 21247 + ... + 293656.

It is an arithmetic number, because the mean of its divisors is an integer number (6433961076).

Almost surely, 2^42891363115 is an apocalyptic number.

42891363115 is a deficient number, since it is larger than the sum of its proper divisors (8580325493).

42891363115 is a wasteful number, since it uses less digits than its factorization.

42891363115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342149.

The product of its digits is 155520, while the sum is 43.

The spelling of 42891363115 in words is "forty-two billion, eight hundred ninety-one million, three hundred sixty-three thousand, one hundred fifteen".