49778774104 has 8 divisors (see below), whose sum is σ = 93335201460. Its totient is φ = 24889387048.

The previous prime is 49778774083. The next prime is 49778774119. The reversal of 49778774104 is 40147787794.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×49778774104² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3111173374 + ... + 3111173389.

Almost surely, 2^49778774104 is an apocalyptic number.

It is an amenable number.

49778774104 is a deficient number, since it is larger than the sum of its proper divisors (43556427356).

49778774104 is a wasteful number, since it uses less digits than its factorization.

49778774104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6222346769 (or 6222346765 counting only the distinct ones).

The product of its (nonzero) digits is 11063808, while the sum is 58.

The spelling of 49778774104 in words is "forty-nine billion, seven hundred seventy-eight million, seven hundred seventy-four thousand, one hundred four".