10380742778 has 8 divisors (see below), whose sum is σ = 17795559072. Its totient is φ = 4448889756.

The previous prime is 10380742769. The next prime is 10380742783. The reversal of 10380742778 is 87724708301.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 370740800 + ... + 370740827.

It is an arithmetic number, because the mean of its divisors is an integer number (2224444884).

Almost surely, 2^10380742778 is an apocalyptic number.

10380742778 is a deficient number, since it is larger than the sum of its proper divisors (7414816294).

10380742778 is an equidigital number, since it uses as much as digits as its factorization.

10380742778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741481636.

The product of its (nonzero) digits is 526848, while the sum is 47.

The spelling of 10380742778 in words is "ten billion, three hundred eighty million, seven hundred forty-two thousand, seven hundred seventy-eight".