49351379219 has 4 divisors (see below), whose sum is σ = 52254401544. Its totient is φ = 46448356896.

The previous prime is 49351379179. The next prime is 49351379227. The reversal of 49351379219 is 91297315394.

49351379219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 49351379219 - 2³² = 45056411923 is a prime.

It is a super-2 number, since 2×49351379219² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49351370219) 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, 1451511137 + ... + 1451511170.

It is an arithmetic number, because the mean of its divisors is an integer number (13063600386).

Almost surely, 2^49351379219 is an apocalyptic number.

49351379219 is a deficient number, since it is larger than the sum of its proper divisors (2903022325).

49351379219 is a wasteful number, since it uses less digits than its factorization.

49351379219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2903022324.

The product of its digits is 1837080, while the sum is 53.

The spelling of 49351379219 in words is "forty-nine billion, three hundred fifty-one million, three hundred seventy-nine thousand, two hundred nineteen".