477982651546 has 4 divisors (see below), whose sum is σ = 716973977322. Its totient is φ = 238991325772.

The previous prime is 477982651543. The next prime is 477982651547. The reversal of 477982651546 is 645156289774.

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

It can be written as a sum of positive squares in only one way, i.e., 308456941321 + 169525710225 = 555389^2 + 411735^2 .

It is not an unprimeable number, because it can be changed into a prime (477982651543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119495662885 + ... + 119495662888.

Almost surely, 2^477982651546 is an apocalyptic number.

477982651546 is a deficient number, since it is larger than the sum of its proper divisors (238991325776).

477982651546 is a wasteful number, since it uses less digits than its factorization.

477982651546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238991325775.

The product of its digits is 101606400, while the sum is 64.

The spelling of 477982651546 in words is "four hundred seventy-seven billion, nine hundred eighty-two million, six hundred fifty-one thousand, five hundred forty-six".