39428426027 has 2 divisors, whose sum is σ = 39428426028. Its totient is φ = 39428426026.

The previous prime is 39428426003. The next prime is 39428426029. The reversal of 39428426027 is 72062482493.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 39428426027 - 2⁶ = 39428425963 is a prime.

It is a super-2 number, since 2×39428426027² (a number of 22 digits) contains 22 as substring.

Together with 39428426029, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (39428426029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19714213013 + 19714213014.

It is an arithmetic number, because the mean of its divisors is an integer number (19714213014).

Almost surely, 2^39428426027 is an apocalyptic number.

39428426027 is a deficient number, since it is larger than the sum of its proper divisors (1).

39428426027 is an equidigital number, since it uses as much as digits as its factorization.

39428426027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 47.

The spelling of 39428426027 in words is "thirty-nine billion, four hundred twenty-eight million, four hundred twenty-six thousand, twenty-seven".