8480777898 has 32 divisors (see below), whose sum is σ = 17216686080. Its totient is φ = 2784689600.

The previous prime is 8480777891. The next prime is 8480777909. The reversal of 8480777898 is 8987770848.

It is not an unprimeable number, because it can be changed into a prime (8480777891) 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, 83863 + ... + 154901.

It is an arithmetic number, because the mean of its divisors is an integer number (538021440).

Almost surely, 2^8480777898 is an apocalyptic number.

8480777898 is an abundant number, since it is smaller than the sum of its proper divisors (8735908182).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8480777898 is a wasteful number, since it uses less digits than its factorization.

8480777898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71342.

The product of its (nonzero) digits is 50577408, while the sum is 66.

The square root of 8480777898 is about 92091.1390851476. The cubic root of 8480777898 is about 2039.2879978730.

The spelling of 8480777898 in words is "eight billion, four hundred eighty million, seven hundred seventy-seven thousand, eight hundred ninety-eight".