477696466081 has 4 divisors (see below), whose sum is σ = 482426134164. Its totient is φ = 472966798000.

The previous prime is 477696466061. The next prime is 477696466129. The reversal of 477696466081 is 180664696774.

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

It can be written as a sum of positive squares in 2 ways, for example, as 398842771600 + 78853694481 = 631540^2 + 280809^2 .

It is a cyclic number.

It is not a de Polignac number, because 477696466081 - 2¹¹ = 477696464033 is a prime.

It is a super-2 number, since 2×477696466081² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (477696466021) 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, 2364833890 + ... + 2364834091.

It is an arithmetic number, because the mean of its divisors is an integer number (120606533541).

Almost surely, 2^477696466081 is an apocalyptic number.

It is an amenable number.

477696466081 is a deficient number, since it is larger than the sum of its proper divisors (4729668083).

477696466081 is a wasteful number, since it uses less digits than its factorization.

477696466081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4729668082.

The product of its (nonzero) digits is 73156608, while the sum is 64.

The spelling of 477696466081 in words is "four hundred seventy-seven billion, six hundred ninety-six million, four hundred sixty-six thousand, eighty-one".