48553778774 has 4 divisors (see below), whose sum is σ = 72830668164. Its totient is φ = 24276889386.

The previous prime is 48553778773. The next prime is 48553778789. The reversal of 48553778774 is 47787735584.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 48553778774.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48553778771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12138444692 + ... + 12138444695.

It is an arithmetic number, because the mean of its divisors is an integer number (18207667041).

Almost surely, 2^48553778774 is an apocalyptic number.

48553778774 is a deficient number, since it is larger than the sum of its proper divisors (24276889390).

48553778774 is a wasteful number, since it uses less digits than its factorization.

48553778774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24276889389.

The product of its digits is 184396800, while the sum is 65.

The spelling of 48553778774 in words is "forty-eight billion, five hundred fifty-three million, seven hundred seventy-eight thousand, seven hundred seventy-four".