84275997801 has 4 divisors (see below), whose sum is σ = 112367997072. Its totient is φ = 56183998532.

The previous prime is 84275997749. The next prime is 84275997803. The reversal of 84275997801 is 10879957248.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84275997801 - 2²³ = 84267609193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84275997803) 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, 14045999631 + ... + 14045999636.

It is an arithmetic number, because the mean of its divisors is an integer number (28091999268).

Almost surely, 2^84275997801 is an apocalyptic number.

It is an amenable number.

84275997801 is a deficient number, since it is larger than the sum of its proper divisors (28091999271).

84275997801 is a wasteful number, since it uses less digits than its factorization.

84275997801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28091999270.

The product of its (nonzero) digits is 10160640, while the sum is 60.

The spelling of 84275997801 in words is "eighty-four billion, two hundred seventy-five million, nine hundred ninety-seven thousand, eight hundred one".