4505081778376 has 16 divisors (see below), whose sum is σ = 8477088937740. Its totient is φ = 2244524728320.

The previous prime is 4505081778317. The next prime is 4505081778391. The reversal of 4505081778376 is 6738771805054.

It can be written as a sum of positive squares in 2 ways, for example, as 4256752976100 + 248328802276 = 2063190^2 + 498326^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1002017721 + ... + 1002022216.

Almost surely, 2^{4505081778376} is an apocalyptic number.

It is an amenable number.

4505081778376 is a deficient number, since it is larger than the sum of its proper divisors (3972007159364).

4505081778376 is a wasteful number, since it uses less digits than its factorization.

4505081778376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2004040224 (or 2004040220 counting only the distinct ones).

The product of its (nonzero) digits is 39513600, while the sum is 61.

The spelling of 4505081778376 in words is "four trillion, five hundred five billion, eighty-one million, seven hundred seventy-eight thousand, three hundred seventy-six".