477144203318061 has 32 divisors (see below), whose sum is σ = 695382765613056. Its totient is φ = 289711241952000.

The previous prime is 477144203318059. The next prime is 477144203318087. The reversal of 477144203318061 is 160813302441774.

It is not a de Polignac number, because 477144203318061 - 2¹ = 477144203318059 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 477144203317995 and 477144203318013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477144203218061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20830546 + ... + 37258556.

It is an arithmetic number, because the mean of its divisors is an integer number (21730711425408).

Almost surely, 2^{477144203318061} is an apocalyptic number.

It is an amenable number.

477144203318061 is a deficient number, since it is larger than the sum of its proper divisors (218238562294995).

477144203318061 is a wasteful number, since it uses less digits than its factorization.

477144203318061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16446433.

The product of its (nonzero) digits is 2709504, while the sum is 51.

The spelling of 477144203318061 in words is "four hundred seventy-seven trillion, one hundred forty-four billion, two hundred three million, three hundred eighteen thousand, sixty-one".