800427488877 has 32 divisors (see below), whose sum is σ = 1195624080000. Its totient is φ = 529214014080.

The previous prime is 800427488873. The next prime is 800427488879. The reversal of 800427488877 is 778884724008.

800427488877 is a `hidden beast` number, since 80 + 0 + 4 + 2 + 7 + 488 + 8 + 77 = 666.

It is not a de Polignac number, because 800427488877 - 2² = 800427488873 is a prime.

It is a super-2 number, since 2×800427488877² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800427488873) 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, 3418249 + ... + 3644897.

It is an arithmetic number, because the mean of its divisors is an integer number (37363252500).

Almost surely, 2^800427488877 is an apocalyptic number.

It is an amenable number.

800427488877 is a deficient number, since it is larger than the sum of its proper divisors (395196591123).

800427488877 is a wasteful number, since it uses less digits than its factorization.

800427488877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227738 (or 227732 counting only the distinct ones).

The product of its (nonzero) digits is 44957696, while the sum is 63.

The spelling of 800427488877 in words is "eight hundred billion, four hundred twenty-seven million, four hundred eighty-eight thousand, eight hundred seventy-seven".