8534630744639 has 4 divisors (see below), whose sum is σ = 8742792470160. Its totient is φ = 8326469019120.

The previous prime is 8534630744617. The next prime is 8534630744683. The reversal of 8534630744639 is 9364470364358.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8534630744639 - 2¹⁶ = 8534630679103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8534630741639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104080862699 + ... + 104080862780.

It is an arithmetic number, because the mean of its divisors is an integer number (2185698117540).

Almost surely, 2^{8534630744639} is an apocalyptic number.

8534630744639 is a deficient number, since it is larger than the sum of its proper divisors (208161725521).

8534630744639 is a wasteful number, since it uses less digits than its factorization.

8534630744639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208161725520.

The product of its (nonzero) digits is 156764160, while the sum is 62.

The spelling of 8534630744639 in words is "eight trillion, five hundred thirty-four billion, six hundred thirty million, seven hundred forty-four thousand, six hundred thirty-nine".