49545881923 has 4 divisors (see below), whose sum is σ = 51254360640. Its totient is φ = 47837403208.

The previous prime is 49545881899. The next prime is 49545881929. The reversal of 49545881923 is 32918854594.

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 49545881923 - 2¹³ = 49545873731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49545881929) 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, 854239315 + ... + 854239372.

It is an arithmetic number, because the mean of its divisors is an integer number (12813590160).

Almost surely, 2^49545881923 is an apocalyptic number.

49545881923 is a deficient number, since it is larger than the sum of its proper divisors (1708478717).

49545881923 is a wasteful number, since it uses less digits than its factorization.

49545881923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1708478716.

The product of its digits is 12441600, while the sum is 58.

The spelling of 49545881923 in words is "forty-nine billion, five hundred forty-five million, eight hundred eighty-one thousand, nine hundred twenty-three".