478084746453 has 4 divisors (see below), whose sum is σ = 637446328608. Its totient is φ = 318723164300.

The previous prime is 478084746449. The next prime is 478084746473. The reversal of 478084746453 is 354647480874.

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 478084746453 - 2² = 478084746449 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478084746443) 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, 79680791073 + ... + 79680791078.

It is an arithmetic number, because the mean of its divisors is an integer number (159361582152).

Almost surely, 2^478084746453 is an apocalyptic number.

It is an amenable number.

478084746453 is a deficient number, since it is larger than the sum of its proper divisors (159361582155).

478084746453 is a wasteful number, since it uses less digits than its factorization.

478084746453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159361582154.

The product of its (nonzero) digits is 72253440, while the sum is 60.

The spelling of 478084746453 in words is "four hundred seventy-eight billion, eighty-four million, seven hundred forty-six thousand, four hundred fifty-three".