5434638756 has 12 divisors (see below), whose sum is σ = 12680823792. Its totient is φ = 1811546248.

The previous prime is 5434638751. The next prime is 5434638757. The reversal of 5434638756 is 6578364345.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 5434638699 and 5434638708.

It is not an unprimeable number, because it can be changed into a prime (5434638751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226443270 + ... + 226443293.

It is an arithmetic number, because the mean of its divisors is an integer number (1056735316).

Almost surely, 2^5434638756 is an apocalyptic number.

It is an amenable number.

5434638756 is an abundant number, since it is smaller than the sum of its proper divisors (7246185036).

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

5434638756 is a wasteful number, since it uses less digits than its factorization.

5434638756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452886570 (or 452886568 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 51.

The square root of 5434638756 is about 73720.0024145415. The cubic root of 5434638756 is about 1758.1539221800.

The spelling of 5434638756 in words is "five billion, four hundred thirty-four million, six hundred thirty-eight thousand, seven hundred fifty-six".