84395263097 has 4 divisors (see below), whose sum is σ = 89359690356. Its totient is φ = 79430835840.

The previous prime is 84395263093. The next prime is 84395263111. The reversal of 84395263097 is 79036259348.

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

It can be written as a sum of positive squares in 2 ways, for example, as 53596417081 + 30798846016 = 231509^2 + 175496^2 .

It is a cyclic number.

It is not a de Polignac number, because 84395263097 - 2² = 84395263093 is a prime.

It is a super-3 number, since 3×84395263097³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84395263093) 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, 2482213604 + ... + 2482213637.

It is an arithmetic number, because the mean of its divisors is an integer number (22339922589).

Almost surely, 2^84395263097 is an apocalyptic number.

It is an amenable number.

84395263097 is a deficient number, since it is larger than the sum of its proper divisors (4964427259).

84395263097 is a wasteful number, since it uses less digits than its factorization.

84395263097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4964427258.

The product of its (nonzero) digits is 9797760, while the sum is 56.

The spelling of 84395263097 in words is "eighty-four billion, three hundred ninety-five million, two hundred sixty-three thousand, ninety-seven".