6326133740749 has 4 divisors (see below), whose sum is σ = 6326166611164. Its totient is φ = 6326100870336.

The previous prime is 6326133740747. The next prime is 6326133740789. The reversal of 6326133740749 is 9470473316236.

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 4444325936649 + 1881807804100 = 2108157^2 + 1371790^2 .

It is a cyclic number.

It is not a de Polignac number, because 6326133740749 - 2¹ = 6326133740747 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6326133740749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6326133740741) 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, 16144812 + ... + 16532005.

It is an arithmetic number, because the mean of its divisors is an integer number (1581541652791).

Almost surely, 2^{6326133740749} is an apocalyptic number.

It is an amenable number.

6326133740749 is a deficient number, since it is larger than the sum of its proper divisors (32870415).

6326133740749 is a wasteful number, since it uses less digits than its factorization.

6326133740749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32870414.

The product of its (nonzero) digits is 13716864, while the sum is 55.

The spelling of 6326133740749 in words is "six trillion, three hundred twenty-six billion, one hundred thirty-three million, seven hundred forty thousand, seven hundred forty-nine".