477256520609 has 16 divisors (see below), whose sum is σ = 554125924800. Its totient is φ = 406232002560.

The previous prime is 477256520599. The next prime is 477256520647. The reversal of 477256520609 is 906025652774.

It is a cyclic number.

It is not a de Polignac number, because 477256520609 - 2¹⁶ = 477256455073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (477256520669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6575759 + ... + 6647940.

It is an arithmetic number, because the mean of its divisors is an integer number (34632870300).

Almost surely, 2^477256520609 is an apocalyptic number.

It is an amenable number.

477256520609 is a deficient number, since it is larger than the sum of its proper divisors (76869404191).

477256520609 is a wasteful number, since it uses less digits than its factorization.

477256520609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13223920.

The product of its (nonzero) digits is 6350400, while the sum is 53.

The spelling of 477256520609 in words is "four hundred seventy-seven billion, two hundred fifty-six million, five hundred twenty thousand, six hundred nine".