477942699556 has 243 divisors, whose sum is σ = 1083028809681. Its totient is φ = 183972273408.

The previous prime is 477942699551. The next prime is 477942699587. The reversal of 477942699556 is 655996249774.

The square root of 477942699556 is 691334.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 8421732900 + 469520966656 = 91770^2 + 685216^2 .

It is not an unprimeable number, because it can be changed into a prime (477942699551) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 4229581356 + ... + 4229581468.

Almost surely, 2^477942699556 is an apocalyptic number.

477942699556 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

477942699556 is the 691334-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 477942699556

477942699556 is an abundant number, since it is smaller than the sum of its proper divisors (605086110125).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

477942699556 is a wasteful number, since it uses less digits than its factorization.

477942699556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328 (or 164 counting only the distinct ones).

The product of its digits is 1028764800, while the sum is 73.

The spelling of 477942699556 in words is "four hundred seventy-seven billion, nine hundred forty-two million, six hundred ninety-nine thousand, five hundred fifty-six".