49795829849 has 4 divisors (see below), whose sum is σ = 51512927460. Its totient is φ = 48078732240.

The previous prime is 49795829807. The next prime is 49795829911. The reversal of 49795829849 is 94892859794.

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 23151144025 + 26644685824 = 152155^2 + 163232^2 .

It is a cyclic number.

It is not a de Polignac number, because 49795829849 - 2²⁸ = 49527394393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49795889849) 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, 858548762 + ... + 858548819.

It is an arithmetic number, because the mean of its divisors is an integer number (12878231865).

Almost surely, 2^49795829849 is an apocalyptic number.

It is an amenable number.

49795829849 is a deficient number, since it is larger than the sum of its proper divisors (1717097611).

49795829849 is a wasteful number, since it uses less digits than its factorization.

49795829849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1717097610.

The product of its digits is 470292480, while the sum is 74.

The spelling of 49795829849 in words is "forty-nine billion, seven hundred ninety-five million, eight hundred twenty-nine thousand, eight hundred forty-nine".