5312492552639 has 4 divisors (see below), whose sum is σ = 5312763853056. Its totient is φ = 5312221252224.

The previous prime is 5312492552611. The next prime is 5312492552651. The reversal of 5312492552639 is 9362552942135.

It is a happy number.

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 5312492552639 - 2⁴⁰ = 4212980924863 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 (5312492552699) 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, 135620834 + ... + 135659999.

It is an arithmetic number, because the mean of its divisors is an integer number (1328190963264).

Almost surely, 2^{5312492552639} is an apocalyptic number.

5312492552639 is a deficient number, since it is larger than the sum of its proper divisors (271300417).

5312492552639 is a wasteful number, since it uses less digits than its factorization.

5312492552639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271300416.

The product of its digits is 17496000, while the sum is 56.

The spelling of 5312492552639 in words is "five trillion, three hundred twelve billion, four hundred ninety-two million, five hundred fifty-two thousand, six hundred thirty-nine".