49642290111 has 4 divisors (see below), whose sum is σ = 66189720152. Its totient is φ = 33094860072.

The previous prime is 49642290067. The next prime is 49642290127. The reversal of 49642290111 is 11109224694.

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

It is not a de Polignac number, because 49642290111 - 2²³ = 49633901503 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 49642290111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49642290151) 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, 8273715016 + ... + 8273715021.

It is an arithmetic number, because the mean of its divisors is an integer number (16547430038).

Almost surely, 2^49642290111 is an apocalyptic number.

49642290111 is a deficient number, since it is larger than the sum of its proper divisors (16547430041).

49642290111 is a wasteful number, since it uses less digits than its factorization.

49642290111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16547430040.

The product of its (nonzero) digits is 31104, while the sum is 39.

The spelling of 49642290111 in words is "forty-nine billion, six hundred forty-two million, two hundred ninety thousand, one hundred eleven".