8728877634 has 16 divisors (see below), whose sum is σ = 17459608320. Its totient is φ = 2909317040.

The previous prime is 8728877617. The next prime is 8728877639. The reversal of 8728877634 is 4367788278.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (8728877639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11697 + ... + 132644.

It is an arithmetic number, because the mean of its divisors is an integer number (1091225520).

Almost surely, 2^8728877634 is an apocalyptic number.

8728877634 is an abundant number, since it is smaller than the sum of its proper divisors (8730730686).

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

8728877634 is a wasteful number, since it uses less digits than its factorization.

8728877634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154425.

The product of its digits is 25288704, while the sum is 60.

The square root of 8728877634 is about 93428.4626545894. The cubic root of 8728877634 is about 2058.9831939535.

The spelling of 8728877634 in words is "eight billion, seven hundred twenty-eight million, eight hundred seventy-seven thousand, six hundred thirty-four".