42942777695 has 8 divisors (see below), whose sum is σ = 51536849280. Its totient is φ = 34350544800.

The previous prime is 42942777677. The next prime is 42942777737. The reversal of 42942777695 is 59677724924.

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

It is not a de Polignac number, because 42942777695 - 2²⁸ = 42674342239 is a prime.

It is a congruent 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, 407756 + ... + 502145.

It is an arithmetic number, because the mean of its divisors is an integer number (6442106160).

Almost surely, 2^42942777695 is an apocalyptic number.

42942777695 is a deficient number, since it is larger than the sum of its proper divisors (8594071585).

42942777695 is an equidigital number, since it uses as much as digits as its factorization.

42942777695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919345.

The product of its digits is 53343360, while the sum is 62.

The spelling of 42942777695 in words is "forty-two billion, nine hundred forty-two million, seven hundred seventy-seven thousand, six hundred ninety-five".