42642046006277 has 2 divisors, whose sum is σ = 42642046006278. Its totient is φ = 42642046006276.

The previous prime is 42642046006223. The next prime is 42642046006297. The reversal of 42642046006277 is 77260064024624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41239695050596 + 1402350955681 = 6421814^2 + 1184209^2 .

It is a cyclic number.

It is not a de Polignac number, because 42642046006277 - 2⁶ = 42642046006213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42642046006297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21321023003138 + 21321023003139.

It is an arithmetic number, because the mean of its divisors is an integer number (21321023003139).

Almost surely, 2^{42642046006277} is an apocalyptic number.

It is an amenable number.

42642046006277 is a deficient number, since it is larger than the sum of its proper divisors (1).

42642046006277 is an equidigital number, since it uses as much as digits as its factorization.

42642046006277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5419008, while the sum is 50.

The spelling of 42642046006277 in words is "forty-two trillion, six hundred forty-two billion, forty-six million, six thousand, two hundred seventy-seven".