320476605454 has 4 divisors (see below), whose sum is σ = 480714908184. Its totient is φ = 160238302726.

The previous prime is 320476605451. The next prime is 320476605467. The reversal of 320476605454 is 454506674023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 454506674023 = 1511 ⋅300798593.

It is a super-2 number, since 2×320476605454² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320476605451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80119151362 + ... + 80119151365.

It is an arithmetic number, because the mean of its divisors is an integer number (120178727046).

Almost surely, 2^320476605454 is an apocalyptic number.

320476605454 is a deficient number, since it is larger than the sum of its proper divisors (160238302730).

320476605454 is a wasteful number, since it uses less digits than its factorization.

320476605454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160238302729.

The product of its (nonzero) digits is 2419200, while the sum is 46.

The spelling of 320476605454 in words is "three hundred twenty billion, four hundred seventy-six million, six hundred five thousand, four hundred fifty-four".