42741800620339 has 2 divisors, whose sum is σ = 42741800620340. Its totient is φ = 42741800620338.

The previous prime is 42741800620327. The next prime is 42741800620369. The reversal of 42741800620339 is 93302600814724.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42741800620339 - 2¹⁵ = 42741800587571 is a prime.

It is a super-2 number, since 2×42741800620339² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42741800620292 and 42741800620301.

It is not a weakly prime, because it can be changed into another prime (42741800620369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21370900310169 + 21370900310170.

It is an arithmetic number, because the mean of its divisors is an integer number (21370900310170).

Almost surely, 2^{42741800620339} is an apocalyptic number.

42741800620339 is a deficient number, since it is larger than the sum of its proper divisors (1).

42741800620339 is an equidigital number, since it uses as much as digits as its factorization.

42741800620339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 49.

The spelling of 42741800620339 in words is "forty-two trillion, seven hundred forty-one billion, eight hundred million, six hundred twenty thousand, three hundred thirty-nine".