42851267943 has 16 divisors (see below), whose sum is σ = 63385545600. Its totient is φ = 25530286880.

The previous prime is 42851267939. The next prime is 42851267947. The reversal of 42851267943 is 34976215824.

It is an interprime number because it is at equal distance from previous prime (42851267939) and next prime (42851267947).

It is a cyclic number.

It is not a de Polignac number, because 42851267943 - 2² = 42851267939 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42851267947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11002488 + ... + 11006381.

It is an arithmetic number, because the mean of its divisors is an integer number (3961596600).

Almost surely, 2^42851267943 is an apocalyptic number.

42851267943 is a deficient number, since it is larger than the sum of its proper divisors (20534277657).

42851267943 is a wasteful number, since it uses less digits than its factorization.

42851267943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22008942.

The product of its digits is 2903040, while the sum is 51.

The spelling of 42851267943 in words is "forty-two billion, eight hundred fifty-one million, two hundred sixty-seven thousand, nine hundred forty-three".