42876851929 has 2 divisors, whose sum is σ = 42876851930. Its totient is φ = 42876851928.

The previous prime is 42876851917. The next prime is 42876851951. The reversal of 42876851929 is 92915867824.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37913931225 + 4962920704 = 194715^2 + 70448^2 .

It is a cyclic number.

It is not a de Polignac number, because 42876851929 - 2¹¹ = 42876849881 is a prime.

It is not a weakly prime, because it can be changed into another prime (42876851959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21438425964 + 21438425965.

It is an arithmetic number, because the mean of its divisors is an integer number (21438425965).

Almost surely, 2^42876851929 is an apocalyptic number.

It is an amenable number.

42876851929 is a deficient number, since it is larger than the sum of its proper divisors (1).

42876851929 is an equidigital number, since it uses as much as digits as its factorization.

42876851929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17418240, while the sum is 61.

The spelling of 42876851929 in words is "forty-two billion, eight hundred seventy-six million, eight hundred fifty-one thousand, nine hundred twenty-nine".