49494320453 has 4 divisors (see below), whose sum is σ = 49494947040. Its totient is φ = 49493693868.

The previous prime is 49494320441. The next prime is 49494320479. The reversal of 49494320453 is 35402349494.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 49494320453 - 2⁴ = 49494320437 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 49494320398 and 49494320407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49494320423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174233 + ... + 359646.

It is an arithmetic number, because the mean of its divisors is an integer number (12373736760).

Almost surely, 2^49494320453 is an apocalyptic number.

It is an amenable number.

49494320453 is a deficient number, since it is larger than the sum of its proper divisors (626587).

49494320453 is an equidigital number, since it uses as much as digits as its factorization.

49494320453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626586.

The product of its (nonzero) digits is 1866240, while the sum is 47.

The spelling of 49494320453 in words is "forty-nine billion, four hundred ninety-four million, three hundred twenty thousand, four hundred fifty-three".