38134606734 has 84 divisors (see below), whose sum is σ = 98066312136. Its totient is φ = 10889965296.

The previous prime is 38134606709. The next prime is 38134606747. The reversal of 38134606734 is 43760643183.

38134606734 is a `hidden beast` number, since 3 + 8 + 1 + 3 + 4 + 606 + 7 + 34 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 38134606734.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 19727232 + ... + 19729164.

Almost surely, 2^38134606734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38134606734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49033156068).

38134606734 is an abundant number, since it is smaller than the sum of its proper divisors (59931705402).

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

38134606734 is an frugal number, since it uses more digits than its factorization.

38134606734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3893 (or 1945 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 45.

The spelling of 38134606734 in words is "thirty-eight billion, one hundred thirty-four million, six hundred six thousand, seven hundred thirty-four".