4623778134 has 32 divisors (see below), whose sum is σ = 10326720000. Its totient is φ = 1533510792.

The previous prime is 4623778127. The next prime is 4623778151. The reversal of 4623778134 is 4318773264.

4623778134 is a `hidden beast` number, since 4 + 623 + 7 + 7 + 8 + 13 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 4623778134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204394 + ... + 225885.

It is an arithmetic number, because the mean of its divisors is an integer number (322710000).

Almost surely, 2^4623778134 is an apocalyptic number.

4623778134 is an abundant number, since it is smaller than the sum of its proper divisors (5702941866).

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

4623778134 is a wasteful number, since it uses less digits than its factorization.

4623778134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430489 (or 430483 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The square root of 4623778134 is about 67998.3686127836. The cubic root of 4623778134 is about 1665.9641911496.

The spelling of 4623778134 in words is "four billion, six hundred twenty-three million, seven hundred seventy-eight thousand, one hundred thirty-four".