42927378705 has 32 divisors (see below), whose sum is σ = 76342792320. Its totient is φ = 22886366400.

The previous prime is 42927378677. The next prime is 42927378709. The reversal of 42927378705 is 50787372924.

It is not a de Polignac number, because 42927378705 - 2¹⁰ = 42927377681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42927378709) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 329119 + ... + 440651.

It is an arithmetic number, because the mean of its divisors is an integer number (2385712260).

Almost surely, 2^42927378705 is an apocalyptic number.

42927378705 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

42927378705 is a deficient number, since it is larger than the sum of its proper divisors (33415413615).

42927378705 is a wasteful number, since it uses less digits than its factorization.

42927378705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114398 (or 114392 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 54.

The spelling of 42927378705 in words is "forty-two billion, nine hundred twenty-seven million, three hundred seventy-eight thousand, seven hundred five".