42955218259 has 4 divisors (see below), whose sum is σ = 45216019240. Its totient is φ = 40694417280.

The previous prime is 42955218253. The next prime is 42955218281. The reversal of 42955218259 is 95281255924.

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 42955218259 - 2⁵ = 42955218227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42955218253) 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, 1130400462 + ... + 1130400499.

It is an arithmetic number, because the mean of its divisors is an integer number (11304004810).

Almost surely, 2^42955218259 is an apocalyptic number.

42955218259 is a deficient number, since it is larger than the sum of its proper divisors (2260800981).

42955218259 is a wasteful number, since it uses less digits than its factorization.

42955218259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2260800980.

The product of its digits is 2592000, while the sum is 52.

The spelling of 42955218259 in words is "forty-two billion, nine hundred fifty-five million, two hundred eighteen thousand, two hundred fifty-nine".