84668148427 has 4 divisors (see below), whose sum is σ = 84824652016. Its totient is φ = 84511644840.

The previous prime is 84668148407. The next prime is 84668148463. The reversal of 84668148427 is 72484186648.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 84668148427 - 2¹⁵ = 84668115659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84668148407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78250983 + ... + 78252064.

It is an arithmetic number, because the mean of its divisors is an integer number (21206163004).

Almost surely, 2^84668148427 is an apocalyptic number.

84668148427 is a deficient number, since it is larger than the sum of its proper divisors (156503589).

84668148427 is a wasteful number, since it uses less digits than its factorization.

84668148427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156503588.

The product of its digits is 16515072, while the sum is 58.

The spelling of 84668148427 in words is "eighty-four billion, six hundred sixty-eight million, one hundred forty-eight thousand, four hundred twenty-seven".