477098888881 has 4 divisors (see below), whose sum is σ = 480740865264. Its totient is φ = 473456912500.

The previous prime is 477098888879. The next prime is 477098888899. The reversal of 477098888881 is 188888890774.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 477098888881 - 2¹ = 477098888879 is a prime.

It is a super-2 number, since 2×477098888881² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 477098888798 and 477098888807.

It is not an unprimeable number, because it can be changed into a prime (477098888821) 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, 1820987995 + ... + 1820988256.

It is an arithmetic number, because the mean of its divisors is an integer number (120185216316).

Almost surely, 2^477098888881 is an apocalyptic number.

It is an amenable number.

477098888881 is a deficient number, since it is larger than the sum of its proper divisors (3641976383).

477098888881 is a wasteful number, since it uses less digits than its factorization.

477098888881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3641976382.

The product of its (nonzero) digits is 462422016, while the sum is 76.

The spelling of 477098888881 in words is "four hundred seventy-seven billion, ninety-eight million, eight hundred eighty-eight thousand, eight hundred eighty-one".