2550381748 has 6 divisors (see below), whose sum is σ = 4463168066. Its totient is φ = 1275190872.

The previous prime is 2550381719. The next prime is 2550381773. The reversal of 2550381748 is 8471830552.

It can be written as a sum of positive squares in only one way, i.e., 2541369744 + 9012004 = 50412^2 + 3002^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 318797715 + ... + 318797722.

Almost surely, 2^2550381748 is an apocalyptic number.

It is an amenable number.

2550381748 is a deficient number, since it is larger than the sum of its proper divisors (1912786318).

2550381748 is a wasteful number, since it uses less digits than its factorization.

2550381748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637595441 (or 637595439 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 43.

The square root of 2550381748 is about 50501.3044187969. The cubic root of 2550381748 is about 1366.2653802078.

The spelling of 2550381748 in words is "two billion, five hundred fifty million, three hundred eighty-one thousand, seven hundred forty-eight".