84486648453 has 4 divisors (see below), whose sum is σ = 112648864608. Its totient is φ = 56324432300.

The previous prime is 84486648413. The next prime is 84486648551. The reversal of 84486648453 is 35484668448.

It is a happy number.

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 84486648453 - 2¹⁰ = 84486647429 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84486648413) 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, 14081108073 + ... + 14081108078.

It is an arithmetic number, because the mean of its divisors is an integer number (28162216152).

Almost surely, 2^84486648453 is an apocalyptic number.

It is an amenable number.

84486648453 is a deficient number, since it is larger than the sum of its proper divisors (28162216155).

84486648453 is a wasteful number, since it uses less digits than its factorization.

84486648453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28162216154.

The product of its digits is 70778880, while the sum is 60.

The spelling of 84486648453 in words is "eighty-four billion, four hundred eighty-six million, six hundred forty-eight thousand, four hundred fifty-three".