49842077429 has 4 divisors (see below), whose sum is σ = 49848027180. Its totient is φ = 49836127680.

The previous prime is 49842077399. The next prime is 49842077447. The reversal of 49842077429 is 92477024894.

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

It can be written as a sum of positive squares in 2 ways, for example, as 40568002225 + 9274075204 = 201415^2 + 96302^2 .

It is a cyclic number.

It is not a de Polignac number, because 49842077429 - 2¹⁶ = 49842011893 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 (49842070429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2962292 + ... + 2979069.

It is an arithmetic number, because the mean of its divisors is an integer number (12462006795).

Almost surely, 2^49842077429 is an apocalyptic number.

It is an amenable number.

49842077429 is a deficient number, since it is larger than the sum of its proper divisors (5949751).

49842077429 is an equidigital number, since it uses as much as digits as its factorization.

49842077429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5949750.

The product of its (nonzero) digits is 8128512, while the sum is 56.

The spelling of 49842077429 in words is "forty-nine billion, eight hundred forty-two million, seventy-seven thousand, four hundred twenty-nine".