49508740369 has 4 divisors (see below), whose sum is σ = 54009534960. Its totient is φ = 45007945780.

The previous prime is 49508740361. The next prime is 49508740429. The reversal of 49508740369 is 96304780594.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 49508740369 - 2³ = 49508740361 is a prime.

It is a super-2 number, since 2×49508740369² (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 (49508740361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2250397279 + ... + 2250397300.

It is an arithmetic number, because the mean of its divisors is an integer number (13502383740).

Almost surely, 2^49508740369 is an apocalyptic number.

It is an amenable number.

49508740369 is a deficient number, since it is larger than the sum of its proper divisors (4500794591).

49508740369 is a wasteful number, since it uses less digits than its factorization.

49508740369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4500794590.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 49508740369 in words is "forty-nine billion, five hundred eight million, seven hundred forty thousand, three hundred sixty-nine".