49264519989 has 8 divisors (see below), whose sum is σ = 65696359072. Its totient is φ = 32837847120.

The previous prime is 49264519951. The next prime is 49264519999. The reversal of 49264519989 is 98991546294.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 49264519989 - 2⁹ = 49264519477 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 (49264519999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1269247 + ... + 1307484.

It is an arithmetic number, because the mean of its divisors is an integer number (8212044884).

Almost surely, 2^49264519989 is an apocalyptic number.

It is an amenable number.

49264519989 is a deficient number, since it is larger than the sum of its proper divisors (16431839083).

49264519989 is a wasteful number, since it uses less digits than its factorization.

49264519989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2583107.

The product of its digits is 50388480, while the sum is 66.

The spelling of 49264519989 in words is "forty-nine billion, two hundred sixty-four million, five hundred nineteen thousand, nine hundred eighty-nine".