42771900713 has 2 divisors, whose sum is σ = 42771900714. Its totient is φ = 42771900712.

The previous prime is 42771900709. The next prime is 42771900739. The reversal of 42771900713 is 31700917724.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41360170384 + 1411730329 = 203372^2 + 37573^2 .

It is a cyclic number.

It is not a de Polignac number, because 42771900713 - 2² = 42771900709 is a prime.

It is not a weakly prime, because it can be changed into another prime (42771905713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21385950356 + 21385950357.

It is an arithmetic number, because the mean of its divisors is an integer number (21385950357).

Almost surely, 2^42771900713 is an apocalyptic number.

It is an amenable number.

42771900713 is a deficient number, since it is larger than the sum of its proper divisors (1).

42771900713 is an equidigital number, since it uses as much as digits as its factorization.

42771900713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 74088, while the sum is 41.

The spelling of 42771900713 in words is "forty-two billion, seven hundred seventy-one million, nine hundred thousand, seven hundred thirteen".