634426241362134 has 64 divisors (see below), whose sum is σ = 1382244406845120. Its totient is φ = 192954041026560.

The previous prime is 634426241362093. The next prime is 634426241362141. The reversal of 634426241362134 is 431263142624436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7717594 + ... + 36447410.

It is an arithmetic number, because the mean of its divisors is an integer number (21597568856955).

Almost surely, 2^{634426241362134} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 634426241362134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (691122203422560).

634426241362134 is an abundant number, since it is smaller than the sum of its proper divisors (747818165482986).

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

634426241362134 is a wasteful number, since it uses less digits than its factorization.

634426241362134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28733105.

The product of its digits is 11943936, while the sum is 51.

The spelling of 634426241362134 in words is "six hundred thirty-four trillion, four hundred twenty-six billion, two hundred forty-one million, three hundred sixty-two thousand, one hundred thirty-four".