49226936813 has 4 divisors (see below), whose sum is σ = 49234609788. Its totient is φ = 49219263840.

The previous prime is 49226936797. The next prime is 49226936821. The reversal of 49226936813 is 31863962294.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9996400324 + 39230536489 = 99982^2 + 198067^2 .

It is a cyclic number.

It is not a de Polignac number, because 49226936813 - 2⁴ = 49226936797 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 (49226936893) 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, 3826856 + ... + 3839697.

It is an arithmetic number, because the mean of its divisors is an integer number (12308652447).

Almost surely, 2^49226936813 is an apocalyptic number.

It is an amenable number.

49226936813 is a deficient number, since it is larger than the sum of its proper divisors (7672975).

49226936813 is an equidigital number, since it uses as much as digits as its factorization.

49226936813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7672974.

The product of its digits is 3359232, while the sum is 53.

The spelling of 49226936813 in words is "forty-nine billion, two hundred twenty-six million, nine hundred thirty-six thousand, eight hundred thirteen".