421088852827 has 2 divisors, whose sum is σ = 421088852828. Its totient is φ = 421088852826.

The previous prime is 421088852813. The next prime is 421088852867. The reversal of 421088852827 is 728258880124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 421088852827 - 2⁷ = 421088852699 is a prime.

It is not a weakly prime, because it can be changed into another prime (421088852867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210544426413 + 210544426414.

It is an arithmetic number, because the mean of its divisors is an integer number (210544426414).

Almost surely, 2^421088852827 is an apocalyptic number.

421088852827 is a deficient number, since it is larger than the sum of its proper divisors (1).

421088852827 is an equidigital number, since it uses as much as digits as its factorization.

421088852827 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4587520, while the sum is 55.

The spelling of 421088852827 in words is "four hundred twenty-one billion, eighty-eight million, eight hundred fifty-two thousand, eight hundred twenty-seven".