477421480117771 has 16 divisors (see below), whose sum is σ = 557577341429760. Its totient is φ = 400264559480160.

The previous prime is 477421480117763. The next prime is 477421480117843. The reversal of 477421480117771 is 177711084124774.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 477421480117771 - 2³ = 477421480117763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (477421480117741) 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, 447069751 + ... + 448136368.

It is an arithmetic number, because the mean of its divisors is an integer number (34848583839360).

Almost surely, 2^{477421480117771} is an apocalyptic number.

477421480117771 is a deficient number, since it is larger than the sum of its proper divisors (80155861311989).

477421480117771 is a wasteful number, since it uses less digits than its factorization.

477421480117771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895207794.

The product of its (nonzero) digits is 17210368, while the sum is 61.

The spelling of 477421480117771 in words is "four hundred seventy-seven trillion, four hundred twenty-one billion, four hundred eighty million, one hundred seventeen thousand, seven hundred seventy-one".