42851020405883 has 2 divisors, whose sum is σ = 42851020405884. Its totient is φ = 42851020405882.

The previous prime is 42851020405811. The next prime is 42851020405901. The reversal of 42851020405883 is 38850402015824.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42851020405883 - 2³⁰ = 42849946664059 is a prime.

It is a super-2 number, since 2×42851020405883² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42851020405183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21425510202941 + 21425510202942.

It is an arithmetic number, because the mean of its divisors is an integer number (21425510202942).

Almost surely, 2^{42851020405883} is an apocalyptic number.

42851020405883 is a deficient number, since it is larger than the sum of its proper divisors (1).

42851020405883 is an equidigital number, since it uses as much as digits as its factorization.

42851020405883 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2457600, while the sum is 50.

The spelling of 42851020405883 in words is "forty-two trillion, eight hundred fifty-one billion, twenty million, four hundred five thousand, eight hundred eighty-three".