477946649774 has 8 divisors (see below), whose sum is σ = 782094517848. Its totient is φ = 217248477160.

The previous prime is 477946649767. The next prime is 477946649779.

477946649774 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×477946649774² (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 (477946649779) 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, 10862423837 + ... + 10862423880.

It is an arithmetic number, because the mean of its divisors is an integer number (97761814731).

Almost surely, 2^477946649774 is an apocalyptic number.

477946649774 is a deficient number, since it is larger than the sum of its proper divisors (304147868074).

477946649774 is a wasteful number, since it uses less digits than its factorization.

477946649774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21724847730.

The product of its digits is 1792336896, while the sum is 74.

The spelling of 477946649774 in words is "four hundred seventy-seven billion, nine hundred forty-six million, six hundred forty-nine thousand, seven hundred seventy-four".