9494513134639 has 4 divisors (see below), whose sum is σ = 10224860298856. Its totient is φ = 8764165970424.

The previous prime is 9494513134627. The next prime is 9494513134651. The reversal of 9494513134639 is 9364313154949.

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

It is an interprime number because it is at equal distance from previous prime (9494513134627) and next prime (9494513134651).

It is a cyclic number.

It is not a de Polignac number, because 9494513134639 - 2²⁹ = 9493976263727 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 (9494513134619) 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, 365173582089 + ... + 365173582114.

It is an arithmetic number, because the mean of its divisors is an integer number (2556215074714).

Almost surely, 2^{9494513134639} is an apocalyptic number.

9494513134639 is a deficient number, since it is larger than the sum of its proper divisors (730347164217).

9494513134639 is a wasteful number, since it uses less digits than its factorization.

9494513134639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730347164216.

The product of its digits is 37791360, while the sum is 61.

The spelling of 9494513134639 in words is "nine trillion, four hundred ninety-four billion, five hundred thirteen million, one hundred thirty-four thousand, six hundred thirty-nine".