42954829171 has 4 divisors (see below), whose sum is σ = 43051793112. Its totient is φ = 42857865232.

The previous prime is 42954829153. The next prime is 42954829207. The reversal of 42954829171 is 17192845924.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42954829171 - 2²⁷ = 42820611443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42954829111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48481306 + ... + 48482191.

It is an arithmetic number, because the mean of its divisors is an integer number (10762948278).

Almost surely, 2^42954829171 is an apocalyptic number.

42954829171 is a deficient number, since it is larger than the sum of its proper divisors (96963941).

42954829171 is an equidigital number, since it uses as much as digits as its factorization.

42954829171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96963940.

The product of its digits is 1451520, while the sum is 52.

The spelling of 42954829171 in words is "forty-two billion, nine hundred fifty-four million, eight hundred twenty-nine thousand, one hundred seventy-one".