42774259271 has 4 divisors (see below), whose sum is σ = 42777625032. Its totient is φ = 42770893512.

The previous prime is 42774259259. The next prime is 42774259289. The reversal of 42774259271 is 17295247724.

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 42774259271 - 2¹⁸ = 42773997127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42774259571) 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, 1663745 + ... + 1689258.

It is an arithmetic number, because the mean of its divisors is an integer number (10694406258).

Almost surely, 2^42774259271 is an apocalyptic number.

42774259271 is a deficient number, since it is larger than the sum of its proper divisors (3365761).

42774259271 is a wasteful number, since it uses less digits than its factorization.

42774259271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3365760.

The product of its digits is 1975680, while the sum is 50.

The spelling of 42774259271 in words is "forty-two billion, seven hundred seventy-four million, two hundred fifty-nine thousand, two hundred seventy-one".