49735621123 has 4 divisors (see below), whose sum is σ = 50200440120. Its totient is φ = 49270802128.

The previous prime is 49735621121. The next prime is 49735621129. The reversal of 49735621123 is 32112653794.

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 49735621123 - 2¹ = 49735621121 is a prime.

It is a super-2 number, since 2×49735621123² (a number of 22 digits) contains 22 as substring.

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 49735621123.

It is not an unprimeable number, because it can be changed into a prime (49735621121) 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, 232409338 + ... + 232409551.

It is an arithmetic number, because the mean of its divisors is an integer number (12550110030).

Almost surely, 2^49735621123 is an apocalyptic number.

49735621123 is a deficient number, since it is larger than the sum of its proper divisors (464818997).

49735621123 is a wasteful number, since it uses less digits than its factorization.

49735621123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464818996.

The product of its digits is 272160, while the sum is 43.

The spelling of 49735621123 in words is "forty-nine billion, seven hundred thirty-five million, six hundred twenty-one thousand, one hundred twenty-three".