977877834 has 8 divisors (see below), whose sum is σ = 1955755680. Its totient is φ = 325959276.

The previous prime is 977877827. The next prime is 977877871. The reversal of 977877834 is 438778779.

977877834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

977877834 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81489814 + ... + 81489825.

It is an arithmetic number, because the mean of its divisors is an integer number (244469460).

Almost surely, 2^977877834 is an apocalyptic number.

977877834 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

977877834 is a wasteful number, since it uses less digits than its factorization.

977877834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162979644.

The product of its digits is 16595712, while the sum is 60.

The square root of 977877834 is about 31271.0382622643. The cubic root of 977877834 is about 992.5708896613.

The spelling of 977877834 in words is "nine hundred seventy-seven million, eight hundred seventy-seven thousand, eight hundred thirty-four".